llvm-6502/test/CodeGen/R600/llvm.AMDGPU.ldexp.ll
Matt Arsenault 5bc44c7603 R600/SI: Add intrinsic for ldexp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215734 91177308-0d34-0410-b5e6-96231b3b80d8
2014-08-15 17:30:25 +00:00

23 lines
830 B
LLVM

; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
declare float @llvm.AMDGPU.ldexp.f32(float, i32) nounwind readnone
declare double @llvm.AMDGPU.ldexp.f64(double, i32) nounwind readnone
; SI-LABEL: @test_ldexp_f32:
; SI: V_LDEXP_F32
; SI: S_ENDPGM
define void @test_ldexp_f32(float addrspace(1)* %out, float %a, i32 %b) nounwind {
%result = call float @llvm.AMDGPU.ldexp.f32(float %a, i32 %b) nounwind readnone
store float %result, float addrspace(1)* %out, align 4
ret void
}
; SI-LABEL: @test_ldexp_f64:
; SI: V_LDEXP_F64
; SI: S_ENDPGM
define void @test_ldexp_f64(double addrspace(1)* %out, double %a, i32 %b) nounwind {
%result = call double @llvm.AMDGPU.ldexp.f64(double %a, i32 %b) nounwind readnone
store double %result, double addrspace(1)* %out, align 8
ret void
}