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1fd15ba961
other uses. There was a overly restricted check that prevented some obvious cases. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43762 91177308-0d34-0410-b5e6-96231b3b80d8
26 lines
1.1 KiB
LLVM
26 lines
1.1 KiB
LLVM
; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | not grep lea
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define float @foo(i32* %x, float* %y, i32 %c) {
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entry:
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%tmp2132 = icmp eq i32 %c, 0 ; <i1> [#uses=1]
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br i1 %tmp2132, label %bb23, label %bb18
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bb18: ; preds = %bb18, %entry
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%i.0.reg2mem.0 = phi i32 [ 0, %entry ], [ %tmp17, %bb18 ] ; <i32> [#uses=3]
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%res.0.reg2mem.0 = phi float [ 0.000000e+00, %entry ], [ %tmp14, %bb18 ] ; <float> [#uses=1]
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%tmp3 = getelementptr i32* %x, i32 %i.0.reg2mem.0 ; <i32*> [#uses=1]
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%tmp4 = load i32* %tmp3, align 4 ; <i32> [#uses=1]
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%tmp45 = sitofp i32 %tmp4 to float ; <float> [#uses=1]
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%tmp8 = getelementptr float* %y, i32 %i.0.reg2mem.0 ; <float*> [#uses=1]
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%tmp9 = load float* %tmp8, align 4 ; <float> [#uses=1]
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%tmp11 = mul float %tmp9, %tmp45 ; <float> [#uses=1]
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%tmp14 = add float %tmp11, %res.0.reg2mem.0 ; <float> [#uses=2]
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%tmp17 = add i32 %i.0.reg2mem.0, 1 ; <i32> [#uses=2]
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%tmp21 = icmp ult i32 %tmp17, %c ; <i1> [#uses=1]
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br i1 %tmp21, label %bb18, label %bb23
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bb23: ; preds = %bb18, %entry
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%res.0.reg2mem.1 = phi float [ 0.000000e+00, %entry ], [ %tmp14, %bb18 ] ; <float> [#uses=1]
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ret float %res.0.reg2mem.1
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}
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