23 lines
890 B
LLVM
23 lines
890 B
LLVM
; RUN: llc < %s -verify-machineinstrs -mtriple=powerpc-unknown-unkown \
|
|
; RUN: -mcpu=pwr7 2>&1 | FileCheck %s
|
|
; RUN: llc < %s -verify-machineinstrs -mtriple=powerpc64-unknown-unkown \
|
|
; RUN: -mcpu=pwr7 2>&1 | FileCheck %s
|
|
|
|
define void @test_r1_clobber() {
|
|
entry:
|
|
call void asm sideeffect "nop", "~{r1}"()
|
|
ret void
|
|
}
|
|
|
|
; CHECK: warning: inline asm clobber list contains reserved registers: R1
|
|
; CHECK-NEXT: note: Reserved registers on the clobber list may not be preserved across the asm statement, and clobbering them may lead to undefined behaviour.
|
|
|
|
define void @test_x1_clobber() {
|
|
entry:
|
|
call void asm sideeffect "nop", "~{x1}"()
|
|
ret void
|
|
}
|
|
|
|
; CHECK: warning: inline asm clobber list contains reserved registers: X1
|
|
; CHECK-NEXT: note: Reserved registers on the clobber list may not be preserved across the asm statement, and clobbering them may lead to undefined behaviour.
|