llvm-project/llvm/test/Transforms/PGOProfile/callbr.ll

18 lines
428 B
LLVM

; RUN: opt -pgo-instr-gen -S 2>&1 < %s | FileCheck %s
define i32 @a() {
entry:
; CHECK-NOT: ptrtoint void (i8*)* asm sideeffect
; CHECK: callbr void asm sideeffect
%retval = alloca i32, align 4
callbr void asm sideeffect "", "X,~{dirflag},~{fpsr},~{flags}"(i8* blockaddress(@a, %b)) #1
to label %asm.fallthrough [label %b]
asm.fallthrough:
br label %b
b:
%0 = load i32, i32* %retval, align 4
ret i32 %0
}