30 lines
928 B
LLVM
30 lines
928 B
LLVM
; RUN: opt < %s -pgo-icall-prom -S | FileCheck %s
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; RUN: opt < %s -passes=pgo-icall-prom -S | FileCheck %s
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @va_func(i32 %num, ...) {
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entry:
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ret void
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}
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%struct = type { i32 }
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@func_ptr = common global void (i32, %struct*)* null, align 8
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define void @test() {
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; Even though value profiling suggests @va_func is the call target, don't do
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; call promotion because the sret argument is not compatible with the varargs
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; function.
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; CHECK-LABEL: @test
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; CHECK-NOT: call void (i32, ...) @va_func
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; CHECK: call void %tmp
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; CHECK: ret void
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%s = alloca %struct
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%tmp = load void (i32, %struct*)*, void (i32, %struct*)** @func_ptr, align 8
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call void %tmp(i32 1, %struct* sret(%struct) %s), !prof !1
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ret void
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}
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!1 = !{!"VP", i32 0, i64 12345, i64 989055279648259519, i64 12345}
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