llvm-6502/test/CodeGen/X86/2009-06-05-VZextByteShort.ll
Chandler Carruth da3a293313 [x86] Clean up some tests to use FileCheck and combine two into a single
file.

Changing code that is covered by these tests is just too hard to debug
currently, and now it will be clear the nature of the changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216643 91177308-0d34-0410-b5e6-96231b3b80d8
2014-08-28 03:41:28 +00:00

58 lines
1.4 KiB
LLVM

; RUN: llc < %s -march=x86 -mcpu=core2 | FileCheck %s
define <4 x i16> @a(i32* %x1) nounwind {
; CHECK-LABEL: a:
; CHECK: shrl %[[R:[^,]+]]
; CHECK-NEXT: movd %[[R]], %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i16
%r = insertelement <4 x i16> zeroinitializer, i16 %x, i32 0
ret <4 x i16> %r
}
define <8 x i16> @b(i32* %x1) nounwind {
; CHECK-LABEL: b:
; CHECK: shrl %e[[R:.]]x
; CHECK-NEXT: movzwl %[[R]]x, %e[[R]]x
; CHECK-NEXT: movd %e[[R]]x, %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i16
%r = insertelement <8 x i16> zeroinitializer, i16 %x, i32 0
ret <8 x i16> %r
}
define <8 x i8> @c(i32* %x1) nounwind {
; CHECK-LABEL: c:
; CHECK: shrl %e[[R:.]]x
; CHECK-NEXT: movzwl %[[R]]x, %e[[R]]x
; CHECK-NEXT: movd %e[[R]]x, %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i8
%r = insertelement <8 x i8> zeroinitializer, i8 %x, i32 0
ret <8 x i8> %r
}
define <16 x i8> @d(i32* %x1) nounwind {
; CHECK-LABEL: d:
; CHECK: shrl %e[[R:.]]x
; CHECK-NEXT: movzbl %[[R]]l, %e[[R]]x
; CHECK-NEXT: movd %e[[R]]x, %xmm0
; CHECK-NEXT: retl
%x2 = load i32* %x1
%x3 = lshr i32 %x2, 1
%x = trunc i32 %x3 to i8
%r = insertelement <16 x i8> zeroinitializer, i8 %x, i32 0
ret <16 x i8> %r
}