77 lines
3.0 KiB
LLVM
77 lines
3.0 KiB
LLVM
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; 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
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@_ZL11DIGIT_TABLE = dso_local constant [201 x i8] c"00010203040506070809101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899\00", align 16
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define dso_local void @_Z12d2s_bufferedmPc(i64, i8* nocapture) {
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; CHECK-LABEL: _Z12d2s_bufferedmPc:
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; CHECK: # %bb.0:
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; CHECK-NEXT: cmpq $10000, %rdi # imm = 0x2710
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; CHECK-NEXT: jb .LBB0_3
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; CHECK-NEXT: # %bb.1: # %.preheader
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; CHECK-NEXT: movq %rdi, %r9
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; CHECK-NEXT: xorl %r10d, %r10d
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; CHECK-NEXT: movabsq $3777893186295716171, %r8 # imm = 0x346DC5D63886594B
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; CHECK-NEXT: .p2align 4, 0x90
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; CHECK-NEXT: .LBB0_2: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: movq %r9, %rax
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; CHECK-NEXT: mulq %r8
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; CHECK-NEXT: shrq $11, %rdx
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; CHECK-NEXT: imulq $10000, %rdx, %rax # imm = 0x2710
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; CHECK-NEXT: movq %r9, %rdi
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; CHECK-NEXT: subq %rax, %rdi
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; CHECK-NEXT: imulq $1374389535, %rdi, %rax # imm = 0x51EB851F
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; CHECK-NEXT: shrq $37, %rax
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; CHECK-NEXT: imull $100, %eax, %ecx
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; CHECK-NEXT: subl %ecx, %edi
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; CHECK-NEXT: movl %r10d, %r11d
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; CHECK-NEXT: movq %rsi, %rcx
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; CHECK-NEXT: subq %r11, %rcx
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; CHECK-NEXT: movzwl _ZL11DIGIT_TABLE(%rdi,%rdi), %edi
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; CHECK-NEXT: movw %di, -1(%rcx)
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; CHECK-NEXT: movzwl _ZL11DIGIT_TABLE(%rax,%rax), %eax
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; CHECK-NEXT: movw %ax, -3(%rcx)
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; CHECK-NEXT: addl $4, %r10d
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; CHECK-NEXT: cmpq $99999999, %r9 # imm = 0x5F5E0FF
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; CHECK-NEXT: movq %rdx, %r9
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; CHECK-NEXT: ja .LBB0_2
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; CHECK-NEXT: .LBB0_3:
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; CHECK-NEXT: retq
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%3 = icmp ugt i64 %0, 9999
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br i1 %3, label %4, label %31
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; <label>:4: ; preds = %2, %4
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%5 = phi i64 [ %9, %4 ], [ %0, %2 ]
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%6 = phi i32 [ %29, %4 ], [ 0, %2 ]
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%7 = urem i64 %5, 10000
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%8 = trunc i64 %7 to i32
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%9 = udiv i64 %5, 10000
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%10 = urem i32 %8, 100
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%11 = shl nuw nsw i32 %10, 1
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%12 = udiv i32 %8, 100
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%13 = shl nuw nsw i32 %12, 1
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%14 = zext i32 %6 to i64
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%15 = sub nsw i64 0, %14
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%16 = getelementptr inbounds i8, i8* %1, i64 %15
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%17 = getelementptr inbounds i8, i8* %16, i64 -1
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%18 = zext i32 %11 to i64
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%19 = getelementptr inbounds [201 x i8], [201 x i8]* @_ZL11DIGIT_TABLE, i64 0, i64 %18
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%20 = bitcast i8* %19 to i16*
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%21 = bitcast i8* %17 to i16*
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%22 = load i16, i16* %20, align 2
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store i16 %22, i16* %21, align 1
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%23 = getelementptr inbounds i8, i8* %16, i64 -3
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%24 = zext i32 %13 to i64
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%25 = getelementptr inbounds [201 x i8], [201 x i8]* @_ZL11DIGIT_TABLE, i64 0, i64 %24
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%26 = bitcast i8* %25 to i16*
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%27 = bitcast i8* %23 to i16*
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%28 = load i16, i16* %26, align 2
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store i16 %28, i16* %27, align 1
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%29 = add i32 %6, 4
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%30 = icmp ugt i64 %5, 99999999
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br i1 %30, label %4, label %31
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; <label>:31: ; preds = %4, %2
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ret void
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}
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