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Noticed by inspection while doing attribute work. DAE, InstCombineCalls, and ArgPromotion have a fair amount of duplicated code for hacking on call sites, and you can find bugs by comparing them. Add a test case for this. llvm-svn: 300229
24 lines
670 B
LLVM
24 lines
670 B
LLVM
; RUN: opt -argpromotion -mem2reg -S < %s | FileCheck %s
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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; Checks if !prof metadata is corret in deadargelim.
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define void @caller() #0 {
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%x = alloca i32
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store i32 42, i32* %x
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call void @promote_i32_ptr(i32* %x), !prof !0
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; CHECK: call void @promote_i32_ptr(i32 42), !prof ![[PROF:[0-9]]]
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ret void
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}
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define internal void @promote_i32_ptr(i32* %xp) {
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%x = load i32, i32* %xp
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call void @use_i32(i32 %x)
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ret void
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}
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declare void @use_i32(i32)
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; CHECK: ![[PROF]] = !{!"branch_weights", i32 30}
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!0 = !{!"branch_weights", i32 30}
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