File: complex-folding.ll

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-20
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 1,909,296 kB
  • sloc: cpp: 6,667,975; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,992; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (17 lines) | stat: -rw-r--r-- 535 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s

; CHECK: {{^}}main:
; CHECK-NOT: MOV
define amdgpu_ps void @main(<4 x float> inreg %reg0) {
entry:
  %0 = extractelement <4 x float> %reg0, i32 0
  %1 = call float @fabsf(float %0)
  %2 = fptoui float %1 to i32
  %3 = bitcast i32 %2 to float
  %4 = insertelement <4 x float> undef, float %3, i32 0
  call void @llvm.r600.store.swizzle(<4 x float> %4, i32 0, i32 0)
  ret void
}

declare float @fabsf(float ) readnone
declare void @llvm.r600.store.swizzle(<4 x float>, i32, i32)