72 lines
1.9 KiB
LLVM
72 lines
1.9 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=i686-- -mcpu=core2 | FileCheck %s
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define <4 x i16> @a(i32* %x1) nounwind {
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; CHECK-LABEL: a:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: movl (%eax), %eax
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; CHECK-NEXT: shrl %eax
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; CHECK-NEXT: movzwl %ax, %eax
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; CHECK-NEXT: movd %eax, %xmm0
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; CHECK-NEXT: retl
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%x2 = load i32, i32* %x1
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%x3 = lshr i32 %x2, 1
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%x = trunc i32 %x3 to i16
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%r = insertelement <4 x i16> zeroinitializer, i16 %x, i32 0
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ret <4 x i16> %r
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}
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define <8 x i16> @b(i32* %x1) nounwind {
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; CHECK-LABEL: b:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: movl (%eax), %eax
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; CHECK-NEXT: shrl %eax
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; CHECK-NEXT: movzwl %ax, %eax
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; CHECK-NEXT: movd %eax, %xmm0
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; CHECK-NEXT: retl
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%x2 = load i32, i32* %x1
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%x3 = lshr i32 %x2, 1
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%x = trunc i32 %x3 to i16
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%r = insertelement <8 x i16> zeroinitializer, i16 %x, i32 0
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ret <8 x i16> %r
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}
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define <8 x i8> @c(i32* %x1) nounwind {
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; CHECK-LABEL: c:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: movl (%eax), %eax
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; CHECK-NEXT: shrl %eax
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; CHECK-NEXT: movzbl %al, %eax
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; CHECK-NEXT: movd %eax, %xmm0
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; CHECK-NEXT: retl
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%x2 = load i32, i32* %x1
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%x3 = lshr i32 %x2, 1
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%x = trunc i32 %x3 to i8
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%r = insertelement <8 x i8> zeroinitializer, i8 %x, i32 0
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ret <8 x i8> %r
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}
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define <16 x i8> @d(i32* %x1) nounwind {
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; CHECK-LABEL: d:
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; CHECK: # %bb.0:
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; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: movl (%eax), %eax
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; CHECK-NEXT: shrl %eax
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; CHECK-NEXT: movzbl %al, %eax
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; CHECK-NEXT: movd %eax, %xmm0
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; CHECK-NEXT: retl
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%x2 = load i32, i32* %x1
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%x3 = lshr i32 %x2, 1
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%x = trunc i32 %x3 to i8
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%r = insertelement <16 x i8> zeroinitializer, i8 %x, i32 0
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ret <16 x i8> %r
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}
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