llvm-mirror/test/CodeGen/AMDGPU/llvm.AMDGPU.bfm.ll

; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=redwood -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s

declare i32 @llvm.AMDGPU.bfm(i32, i32) nounwind readnone

; FUNC-LABEL: {{^}}bfm_arg_arg:
; SI: s_bfm_b32 {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
; EG: BFM_INT
define void @bfm_arg_arg(i32 addrspace(1)* %out, i32 %src0, i32 %src1) nounwind {
  %bfm = call i32 @llvm.AMDGPU.bfm(i32 %src0, i32 %src1) nounwind readnone
  store i32 %bfm, i32 addrspace(1)* %out, align 4
  ret void
}

; FUNC-LABEL: {{^}}bfm_arg_imm:
; SI: s_bfm_b32 {{s[0-9]+}}, {{s[0-9]+}}, 0x7b
; EG: BFM_INT
define void @bfm_arg_imm(i32 addrspace(1)* %out, i32 %src0) nounwind {
  %bfm = call i32 @llvm.AMDGPU.bfm(i32 %src0, i32 123) nounwind readnone
  store i32 %bfm, i32 addrspace(1)* %out, align 4
  ret void
}

; FUNC-LABEL: {{^}}bfm_imm_arg:
; SI: s_bfm_b32 {{s[0-9]+}}, 0x7b, {{s[0-9]+}}
; EG: BFM_INT
define void @bfm_imm_arg(i32 addrspace(1)* %out, i32 %src1) nounwind {
  %bfm = call i32 @llvm.AMDGPU.bfm(i32 123, i32 %src1) nounwind readnone
  store i32 %bfm, i32 addrspace(1)* %out, align 4
  ret void
}

; FUNC-LABEL: {{^}}bfm_imm_imm:
; SI: s_bfm_b32 {{s[0-9]+}}, 0x7b, 0x1c8
; EG: BFM_INT
define void @bfm_imm_imm(i32 addrspace(1)* %out) nounwind {
  %bfm = call i32 @llvm.AMDGPU.bfm(i32 123, i32 456) nounwind readnone
  store i32 %bfm, i32 addrspace(1)* %out, align 4
  ret void
}

; FUNC-LABEL: {{^}}bfm_pattern:
; SI: s_bfm_b32 {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
define void @bfm_pattern(i32 addrspace(1)* %out, i32 %x, i32 %y) {
  %a = shl i32 1, %x
  %b = sub i32 %a, 1
  %c = shl i32 %b, %y
  store i32 %c, i32 addrspace(1)* %out
  ret void
}

; FUNC-LABEL: {{^}}bfm_pattern_simple:
; SI: s_bfm_b32 {{s[0-9]+}}, {{s[0-9]+}}, 0
define void @bfm_pattern_simple(i32 addrspace(1)* %out, i32 %x) {
  %a = shl i32 1, %x
  %b = sub i32 %a, 1
  store i32 %b, i32 addrspace(1)* %out
  ret void
}