llvm-project/llvm/test/CodeGen/PowerPC/reg-scavenging.ll

36 lines
1.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-unknown \
; RUN: -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names < %s | FileCheck %s
define dso_local signext i32 @caller(i32 signext %a, i32 signext %b) local_unnamed_addr {
; CHECK-LABEL: caller:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: mflr r0
; CHECK-NEXT: std r0, 16(r1)
; CHECK-NEXT: stdu r1, -240(r1)
; CHECK-NEXT: .cfi_def_cfa_offset 240
; CHECK-NEXT: .cfi_offset lr, 16
; CHECK-NEXT: .cfi_offset v20, -192
; CHECK-NEXT: li r5, 48
; CHECK-NEXT: stvx v20, r1, r5 # 16-byte Folded Spill
; CHECK-NEXT: #APP
; CHECK-NEXT: add r3, r3, r4
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: extsw r3, r3
; CHECK-NEXT: bl callee
; CHECK-NEXT: nop
; CHECK-NEXT: li r4, 48
; CHECK-NEXT: lvx v20, r1, r4 # 16-byte Folded Reload
; CHECK-NEXT: addi r1, r1, 240
; CHECK-NEXT: ld r0, 16(r1)
; CHECK-NEXT: mtlr r0
; CHECK-NEXT: blr
entry:
%0 = tail call i32 asm "add $0, $1, $2", "=r,r,r,~{v20}"(i32 %a, i32 %b)
%call = tail call signext i32 @callee(i32 signext %0)
ret i32 %call
}
declare signext i32 @callee(i32 signext) local_unnamed_addr