718 lines
22 KiB
LLVM
718 lines
22 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64
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; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X32
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; shift left
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define i32 @and_signbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: and_signbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: andl $16711680, %eax # imm = 0xFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: and_signbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB0_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: andl $16711680, %eax # imm = 0xFF0000
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; X32-NEXT: .LBB0_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = and i32 %x, 4294901760 ; 0xFFFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @and_nosignbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: and_nosignbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: andl $16711680, %eax # imm = 0xFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: and_nosignbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB1_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: andl $16711680, %eax # imm = 0xFF0000
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; X32-NEXT: .LBB1_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = and i32 %x, 2147418112 ; 0x7FFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @or_signbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: or_signbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: orl $16711680, %eax # imm = 0xFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: or_signbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB2_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: orl $16711680, %eax # imm = 0xFF0000
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; X32-NEXT: .LBB2_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = or i32 %x, 4294901760 ; 0xFFFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @or_nosignbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: or_nosignbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: orl $16711680, %eax # imm = 0xFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: or_nosignbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB3_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: orl $16711680, %eax # imm = 0xFF0000
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; X32-NEXT: .LBB3_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = or i32 %x, 2147418112 ; 0x7FFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @xor_signbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: xor_signbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: xorl $16711680, %eax # imm = 0xFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: xor_signbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB4_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: xorl $16711680, %eax # imm = 0xFF0000
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; X32-NEXT: .LBB4_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = xor i32 %x, 4294901760 ; 0xFFFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @xor_nosignbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: xor_nosignbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: xorl $16711680, %eax # imm = 0xFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: xor_nosignbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB5_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: xorl $16711680, %eax # imm = 0xFF0000
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; X32-NEXT: .LBB5_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = xor i32 %x, 2147418112 ; 0x7FFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @add_signbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: add_signbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: # kill: def $edi killed $edi def $rdi
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; X64-NEXT: leal -65536(%rdi), %eax
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: add_signbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB6_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: addl $-65536, %eax # imm = 0xFFFF0000
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; X32-NEXT: .LBB6_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = add i32 %x, 4294901760 ; 0xFFFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @add_nosignbit_select_shl(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: add_nosignbit_select_shl:
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; X64: # %bb.0:
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; X64-NEXT: # kill: def $edi killed $edi def $rdi
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; X64-NEXT: leal 2147418112(%rdi), %eax
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shll $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: add_nosignbit_select_shl:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB7_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: addl $2147418112, %eax # imm = 0x7FFF0000
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; X32-NEXT: .LBB7_2:
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; X32-NEXT: shll $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = add i32 %x, 2147418112 ; 0x7FFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = shl i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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; logical shift right
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define i32 @and_signbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: and_signbit_select_lshr:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: andl $-65536, %eax # imm = 0xFFFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shrl $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: and_signbit_select_lshr:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB8_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: andl $-65536, %eax # imm = 0xFFFF0000
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; X32-NEXT: .LBB8_2:
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; X32-NEXT: shrl $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = and i32 %x, 4294901760 ; 0xFFFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = lshr i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @and_nosignbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: and_nosignbit_select_lshr:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: andl $2147418112, %eax # imm = 0x7FFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shrl $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: and_nosignbit_select_lshr:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB9_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: andl $2147418112, %eax # imm = 0x7FFF0000
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; X32-NEXT: .LBB9_2:
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; X32-NEXT: shrl $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = and i32 %x, 2147418112 ; 0x7FFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = lshr i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @or_signbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: or_signbit_select_lshr:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: orl $-65536, %eax # imm = 0xFFFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shrl $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: or_signbit_select_lshr:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB10_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: orl $-65536, %eax # imm = 0xFFFF0000
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; X32-NEXT: .LBB10_2:
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; X32-NEXT: shrl $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = or i32 %x, 4294901760 ; 0xFFFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = lshr i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @or_nosignbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: or_nosignbit_select_lshr:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: orl $2147418112, %eax # imm = 0x7FFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shrl $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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;
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; X32-LABEL: or_nosignbit_select_lshr:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
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; X32-NEXT: je .LBB11_2
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; X32-NEXT: # %bb.1:
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; X32-NEXT: orl $2147418112, %eax # imm = 0x7FFF0000
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; X32-NEXT: .LBB11_2:
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; X32-NEXT: shrl $8, %eax
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; X32-NEXT: movl %eax, (%ecx)
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; X32-NEXT: retl
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%t0 = or i32 %x, 2147418112 ; 0x7FFF0000
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%t1 = select i1 %cond, i32 %t0, i32 %x
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%r = lshr i32 %t1, 8
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store i32 %r, i32* %dst
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ret i32 %r
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}
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define i32 @xor_signbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
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; X64-LABEL: xor_signbit_select_lshr:
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; X64: # %bb.0:
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; X64-NEXT: movl %edi, %eax
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; X64-NEXT: xorl $-65536, %eax # imm = 0xFFFF0000
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; X64-NEXT: testb $1, %sil
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; X64-NEXT: cmovel %edi, %eax
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; X64-NEXT: shrl $8, %eax
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; X64-NEXT: movl %eax, (%rdx)
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; X64-NEXT: retq
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|
;
|
|
; X32-LABEL: xor_signbit_select_lshr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB12_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: xorl $-65536, %eax # imm = 0xFFFF0000
|
|
; X32-NEXT: .LBB12_2:
|
|
; X32-NEXT: shrl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = xor i32 %x, 4294901760 ; 0xFFFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = lshr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
define i32 @xor_nosignbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: xor_nosignbit_select_lshr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: xorl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: shrl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: xor_nosignbit_select_lshr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB13_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: xorl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X32-NEXT: .LBB13_2:
|
|
; X32-NEXT: shrl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = xor i32 %x, 2147418112 ; 0x7FFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = lshr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
|
|
define i32 @add_signbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: add_signbit_select_lshr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: # kill: def $edi killed $edi def $rdi
|
|
; X64-NEXT: leal -65536(%rdi), %eax
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: shrl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: add_signbit_select_lshr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB14_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: addl $-65536, %eax # imm = 0xFFFF0000
|
|
; X32-NEXT: .LBB14_2:
|
|
; X32-NEXT: shrl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = add i32 %x, 4294901760 ; 0xFFFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = lshr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
define i32 @add_nosignbit_select_lshr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: add_nosignbit_select_lshr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: # kill: def $edi killed $edi def $rdi
|
|
; X64-NEXT: leal 2147418112(%rdi), %eax
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: shrl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: add_nosignbit_select_lshr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB15_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: addl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X32-NEXT: .LBB15_2:
|
|
; X32-NEXT: shrl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = add i32 %x, 2147418112 ; 0x7FFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = lshr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
|
|
; arithmetic shift right
|
|
|
|
define i32 @and_signbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: and_signbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: andl $-65536, %eax # imm = 0xFFFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: and_signbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB16_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: andl $-65536, %eax # imm = 0xFFFF0000
|
|
; X32-NEXT: .LBB16_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = and i32 %x, 4294901760 ; 0xFFFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
define i32 @and_nosignbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: and_nosignbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: andl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: and_nosignbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB17_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: andl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X32-NEXT: .LBB17_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = and i32 %x, 2147418112 ; 0x7FFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
|
|
define i32 @or_signbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: or_signbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: orl $-65536, %eax # imm = 0xFFFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: or_signbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB18_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: orl $-65536, %eax # imm = 0xFFFF0000
|
|
; X32-NEXT: .LBB18_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = or i32 %x, 4294901760 ; 0xFFFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
define i32 @or_nosignbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: or_nosignbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: orl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: or_nosignbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB19_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: orl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X32-NEXT: .LBB19_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = or i32 %x, 2147418112 ; 0x7FFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
|
|
define i32 @xor_signbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: xor_signbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: xorl $-65536, %eax # imm = 0xFFFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: xor_signbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB20_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: xorl $-65536, %eax # imm = 0xFFFF0000
|
|
; X32-NEXT: .LBB20_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = xor i32 %x, 4294901760 ; 0xFFFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
define i32 @xor_nosignbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: xor_nosignbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: movl %edi, %eax
|
|
; X64-NEXT: xorl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: xor_nosignbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB21_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: xorl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X32-NEXT: .LBB21_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = xor i32 %x, 2147418112 ; 0x7FFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
|
|
define i32 @add_signbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: add_signbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: # kill: def $edi killed $edi def $rdi
|
|
; X64-NEXT: leal -65536(%rdi), %eax
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: add_signbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB22_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: addl $-65536, %eax # imm = 0xFFFF0000
|
|
; X32-NEXT: .LBB22_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = add i32 %x, 4294901760 ; 0xFFFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|
|
define i32 @add_nosignbit_select_ashr(i32 %x, i1 %cond, i32* %dst) {
|
|
; X64-LABEL: add_nosignbit_select_ashr:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: # kill: def $edi killed $edi def $rdi
|
|
; X64-NEXT: leal 2147418112(%rdi), %eax
|
|
; X64-NEXT: testb $1, %sil
|
|
; X64-NEXT: cmovel %edi, %eax
|
|
; X64-NEXT: sarl $8, %eax
|
|
; X64-NEXT: movl %eax, (%rdx)
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: add_nosignbit_select_ashr:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
|
|
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X32-NEXT: testb $1, {{[0-9]+}}(%esp)
|
|
; X32-NEXT: je .LBB23_2
|
|
; X32-NEXT: # %bb.1:
|
|
; X32-NEXT: addl $2147418112, %eax # imm = 0x7FFF0000
|
|
; X32-NEXT: .LBB23_2:
|
|
; X32-NEXT: sarl $8, %eax
|
|
; X32-NEXT: movl %eax, (%ecx)
|
|
; X32-NEXT: retl
|
|
%t0 = add i32 %x, 2147418112 ; 0x7FFF0000
|
|
%t1 = select i1 %cond, i32 %t0, i32 %x
|
|
%r = ashr i32 %t1, 8
|
|
store i32 %r, i32* %dst
|
|
ret i32 %r
|
|
}
|