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FileCheck-ize a test, avoiding a temporary file.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134337 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2011-07-02 20:42:31 +00:00
parent d26117d7f6
commit fa9d797d73
1 changed files with 9 additions and 4 deletions
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13
test/CodeGen/X86/h-registers-2.ll
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@ -1,14 +1,19 @@
; RUN: llc < %s -march=x86 > %t
; RUN: grep {movzbl %\[abcd\]h,} %t | count 1
; RUN: grep {shll \$3,} %t | count 1
; RUN: llc < %s -march=x86 | FileCheck %s
; Use an h register, but don't omit the explicit shift for
; non-address use(s).
define i32 @foo(i8* %x, i32 %y) nounwind {
; CHECK: foo:
; CHECK-NOT: ret
; CHECK: movzbl %{{[abcd]h}},
; CHECK-NOT: ret
; CHECK: shll $3,
; CHECK: ret
%t0 = lshr i32 %y, 8 ; <i32> [#uses=1]
%t1 = and i32 %t0, 255 ; <i32> [#uses=2]
%t2 = shl i32 %t1, 3
%t2 = shl i32 %t1, 3
%t3 = getelementptr i8* %x, i32 %t2 ; <i8*> [#uses=1]
store i8 77, i8* %t3, align 4
ret i32 %t2