File: pr23103.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (26 lines) | stat: -rw-r--r-- 954 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=x86_64-unknown-unknown -mcpu=generic -mattr=+avx < %s | FileCheck %s

; When commuting a VADDSDrr instruction, verify that the 'IsUndef' flag is
; correctly propagated to the operands of the resulting instruction.
; Test for PR23103;

declare zeroext i1 @foo(<1 x double>)

define <1 x double> @pr23103(ptr align 8 %Vp) {
; CHECK-LABEL: pr23103:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    pushq %rax
; CHECK-NEXT:    .cfi_def_cfa_offset 16
; CHECK-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT:    callq foo@PLT
; CHECK-NEXT:    vmovsd {{.*#+}} xmm0 = [NaN,0.0E+0]
; CHECK-NEXT:    popq %rax
; CHECK-NEXT:    .cfi_def_cfa_offset 8
; CHECK-NEXT:    retq
entry:
  %V = load <1 x double>, ptr %Vp, align 8
  %call = call zeroext i1 @foo(<1 x double> %V)
  %fadd = fadd <1 x double> %V, undef
  ret <1 x double> %fadd
}