File: disable-fsmuld-fmuls.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 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 (38 lines) | stat: -rw-r--r-- 1,216 bytes parent folder | download | duplicates (23)
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
27
28
29
30
31
32
33
34
35
36
37
38
; RUN: llc %s -march=sparc -o - | FileCheck --check-prefix=CHECK --check-prefix=DEFAULT %s
; RUN: llc %s -march=sparc -mattr=no-fmuls -o - | FileCheck --check-prefix=CHECK --check-prefix=NO-FMULS %s
; RUN: llc %s -march=sparc -mattr=no-fsmuld -o - | FileCheck --check-prefix=CHECK --check-prefix=NO-FSMULD %s
; RUN: llc %s -march=sparc -mattr=no-fsmuld,no-fmuls -o - | FileCheck --check-prefix=CHECK --check-prefix=NO-BOTH %s

;;; Test case ensures that the no-fsmuld and no-fmuls features disable
;;; the relevant instruction, and alternative sequences get emitted
;;; instead.

; CHECK-LABEL: test_float_mul:
; DEFAULT:     fmuls
; NO-FSMULD:   fmuls
; NO-FMULS:    fsmuld
; NO-FMULS:    fdtos
; NO-BOTH:     fstod
; NO-BOTH:     fstod
; NO-BOTH:     fmuld
; NO-BOTH:     fdtos
define float @test_float_mul(float %a, float %b) {
entry:
  %mul = fmul float %a, %b

  ret float %mul
}

; CHECK-LABEL: test_float_mul_double:
; DEFAULT:     fsmuld
; NO-FSMULD:   fstod
; NO-FSMULD:   fstod
; NO-FSMULD:   fmuld
define double @test_float_mul_double(float %a, float %b) {
entry:
  %a_double = fpext float %a to double
  %b_double = fpext float %b to double
  %mul = fmul double %a_double, %b_double

  ret double %mul
}