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This testcase tests command line attributes which we don't yet support.

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In fact, we're probably going to support these flags in completely different
ways. So this test is no longer valid.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182899 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2013-05-30 00:32:04 +00:00
parent 3b7f3b1434
commit 8a65e11c9f
1 changed files with 0 additions and 62 deletions
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62
test/CodeGen/X86/subtarget-feature-change.ll
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; RUN: llc < %s -march=x86-64 | FileCheck %s
; This should not generate SSE instructions:
;
; CHECK: without.sse:
; CHECK: flds
; CHECK: fmuls
; CHECK: fstps
define void @without.sse(float* nocapture %a, float* nocapture %b, float* nocapture %c, i32 %n) #0 {
entry:
%cmp9 = icmp sgt i32 %n, 0
br i1 %cmp9, label %for.body, label %for.end
for.body:
%indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ]
%arrayidx = getelementptr inbounds float* %b, i64 %indvars.iv
%0 = load float* %arrayidx, align 4
%arrayidx2 = getelementptr inbounds float* %c, i64 %indvars.iv
%1 = load float* %arrayidx2, align 4
%mul = fmul float %0, %1
%arrayidx4 = getelementptr inbounds float* %a, i64 %indvars.iv
store float %mul, float* %arrayidx4, align 4
%indvars.iv.next = add i64 %indvars.iv, 1
%lftr.wideiv = trunc i64 %indvars.iv.next to i32
%exitcond = icmp eq i32 %lftr.wideiv, %n
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}
; This should generate SSE instructions:
;
; CHECK: with.sse
; CHECK: movss
; CHECK: mulss
; CHECK: movss
define void @with.sse(float* nocapture %a, float* nocapture %b, float* nocapture %c, i32 %n) #1 {
entry:
%cmp9 = icmp sgt i32 %n, 0
br i1 %cmp9, label %for.body, label %for.end
for.body:
%indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ]
%arrayidx = getelementptr inbounds float* %b, i64 %indvars.iv
%0 = load float* %arrayidx, align 4
%arrayidx2 = getelementptr inbounds float* %c, i64 %indvars.iv
%1 = load float* %arrayidx2, align 4
%mul = fmul float %0, %1
%arrayidx4 = getelementptr inbounds float* %a, i64 %indvars.iv
store float %mul, float* %arrayidx4, align 4
%indvars.iv.next = add i64 %indvars.iv, 1
%lftr.wideiv = trunc i64 %indvars.iv.next to i32
%exitcond = icmp eq i32 %lftr.wideiv, %n
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}
attributes #0 = { nounwind optsize ssp uwtable "target-cpu"="core2" "target-features"="-sse4a,-avx2,-xop,-fma4,-bmi2,-3dnow,-3dnowa,-pclmul,-sse,-avx,-sse41,-ssse3,+mmx,-rtm,-sse42,-lzcnt,-f16c,-popcnt,-bmi,-aes,-fma,-rdrand,-sse2,-sse3" }
attributes #1 = { nounwind optsize ssp uwtable "target-cpu"="core2" "target-features"="-sse4a,-avx2,-xop,-fma4,-bmi2,-3dnow,-3dnowa,-pclmul,+sse,-avx,-sse41,+ssse3,+mmx,-rtm,-sse42,-lzcnt,-f16c,-popcnt,-bmi,-aes,-fma,-rdrand,+sse2,+sse3" }