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comparison test/CodeGen/R600/mad_int24.ll @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children 60c9769439b8
comparison
equal deleted inserted replaced
34:e874dbf0ad9d 77:54457678186b
1 ; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=EG-CHECK 1 ; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s --check-prefix=EG --check-prefix=FUNC
2 ; RUN: llc < %s -march=r600 -mcpu=cayman | FileCheck %s --check-prefix=CM-CHECK 2 ; RUN: llc < %s -march=r600 -mcpu=cayman | FileCheck %s --check-prefix=CM --check-prefix=FUNC
3 ; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI-CHECK 3 ; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck %s --check-prefix=SI --check-prefix=FUNC
4 4
5 ; EG-CHECK: @i32_mad24 5 ; FUNC-LABEL: @i32_mad24
6 ; Signed 24-bit multiply is not supported on pre-Cayman GPUs. 6 ; Signed 24-bit multiply is not supported on pre-Cayman GPUs.
7 ; EG-CHECK: MULLO_INT 7 ; EG: MULLO_INT
8 ; CM-CHECK: MULADD_INT24 {{[ *]*}}T{{[0-9].[XYZW]}}, KC0[2].Z, KC0[2].W, KC0[3].X 8 ; Make sure we aren't masking the inputs.
9 ; SI-CHECK: V_MAD_I32_I24 9 ; CM-NOT: AND
10 ; CM: MULADD_INT24
11 ; SI-NOT: AND
12 ; SI: V_MAD_I32_I24
10 define void @i32_mad24(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) { 13 define void @i32_mad24(i32 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) {
11 entry: 14 entry:
12 %0 = shl i32 %a, 8 15 %0 = shl i32 %a, 8
13 %a_24 = ashr i32 %0, 8 16 %a_24 = ashr i32 %0, 8
14 %1 = shl i32 %b, 8 17 %1 = shl i32 %b, 8