llvm-6502/test/CodeGen/R600/v_cndmask.ll
Tom Stellard 3bd63cd655 R600/SI: Promote f32 SELECT to i32
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209024 91177308-0d34-0410-b5e6-96231b3b80d8
2014-05-16 20:56:41 +00:00

15 lines
438 B
LLVM

; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck --check-prefix=SI %s
; SI: @v_cnd_nan
; SI: V_CNDMASK_B32_e64 v{{[0-9]}},
; SI-DAG: v{{[0-9]}}
; All nan values are converted to 0xffffffff
; SI-DAG: -1
define void @v_cnd_nan(float addrspace(1)* %out, i32 %c, float %f) {
entry:
%0 = icmp ne i32 %c, 0
%1 = select i1 %0, float 0xFFFFFFFFE0000000, float %f
store float %1, float addrspace(1)* %out
ret void
}