File: fpcmp_ueq.ll

package info (click to toggle)
llvm-toolchain-snapshot 1%3A22~%2B%2B20250731080150%2Bbe449d6b6587-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,250,472 kB
  • sloc: cpp: 7,641,756; ansic: 1,439,220; asm: 1,072,591; python: 253,178; f90: 95,173; objc: 70,722; lisp: 44,365; pascal: 18,720; sh: 10,051; ml: 5,111; perl: 4,720; awk: 3,523; makefile: 3,397; javascript: 2,272; xml: 892; fortran: 783
file content (26 lines) | stat: -rw-r--r-- 737 bytes parent folder | download | duplicates (5) 
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
 
; RUN: llc -mtriple arm-apple-darwin -filetype asm -o - %s | FileCheck -check-prefix CHECK-ARMv4 %s
; RUN: llc -mtriple armv7-apple-darwin -mcpu=cortex-a8 -filetype asm -o - %s | FileCheck -check-prefix CHECK-ARMv7 %s

define i32 @f7(float %a, float %b) {
entry:
  %tmp = fcmp ueq float %a,%b
  %retval = select i1 %tmp, i32 666, i32 42
  ret i32 %retval
}

; CHECK-ARMv4-LABEL: f7:
; CHECK-ARMv4: bl ___eqsf2
; CHECK-ARMv4-NEXT: rsbs r1, r0, #0
; CHECK-ARMv4-NEXT: adc	r6, r0, r1

; CHECK-ARMv4: bl ___unordsf2
; CHECK-ARMv4-NEXT: orrs r0, r0, r6
; CHECK-ARMv4-NEXT: mov r0, #154

; CHECK-ARMv7-LABEL: f7:
; CHECK-ARMv7: vcmp.f32
; CHECK-ARMv7: vmrs APSR_nzcv, fpscr
; CHECK-ARMv7: movweq
; CHECK-ARMv7-NOT: vmrs
; CHECK-ARMv7: movwvs