1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx940 -verify-machineinstrs -run-pass si-fold-operands -o - %s | FileCheck -enable-var-scope -check-prefix=GCN %s
---
name: fold_zero_high_bits_src1_alive
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; GCN-LABEL: name: fold_zero_high_bits_src1_alive
; GCN: liveins: $vgpr0, $vgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], 1, 0, implicit $exec
; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 65535
; GCN-NEXT: [[V_MUL_U32_U24_e64_:%[0-9]+]]:vgpr_32 = V_MUL_U32_U24_e64 [[V_ADD_U16_e64_]], 1, 0, implicit $exec
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GCN-NEXT: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[V_ADD_U16_e64_]], [[COPY1]], 0, implicit $exec
%0:vgpr_32 = COPY $vgpr0
%1:sreg_32 = S_MOV_B32 1
%2:vgpr_32 = V_ADD_U16_e64 %0:vgpr_32, %1:sreg_32, 0, implicit $exec
%3:sreg_32 = S_MOV_B32 65535
%4:vgpr_32 = V_AND_B32_e64 %3:sreg_32, %2:vgpr_32, implicit $exec
%5:vgpr_32 = V_MUL_U32_U24_e64 killed %4:vgpr_32, %1:sreg_32, 0, implicit $exec
%6:vgpr_32 = COPY $vgpr1
%7:vgpr_32 = V_SUB_U16_e64 %2:vgpr_32, %6:vgpr_32, 0, implicit $exec
...
---
name: fold_zero_high_bits_src1_killed
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0, $vgpr1
; GCN-LABEL: name: fold_zero_high_bits_src1_killed
; GCN: liveins: $vgpr0, $vgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
; GCN-NEXT: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], 1, 0, implicit $exec
; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
; GCN-NEXT: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[V_ADD_U16_e64_]], [[COPY1]], 0, implicit $exec
; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 65535
; GCN-NEXT: [[V_MUL_U32_U24_e64_:%[0-9]+]]:vgpr_32 = V_MUL_U32_U24_e64 killed [[V_ADD_U16_e64_]], 1, 0, implicit $exec
%0:vgpr_32 = COPY $vgpr0
%1:sreg_32 = S_MOV_B32 1
%2:vgpr_32 = V_ADD_U16_e64 %0:vgpr_32, %1:sreg_32, 0, implicit $exec
%6:vgpr_32 = COPY $vgpr1
%7:vgpr_32 = V_SUB_U16_e64 %2:vgpr_32, %6:vgpr_32, 0, implicit $exec
%3:sreg_32 = S_MOV_B32 65535
%4:vgpr_32 = V_AND_B32_e64 %3:sreg_32, killed %2:vgpr_32, implicit $exec
%5:vgpr_32 = V_MUL_U32_U24_e64 killed %4:vgpr_32, %1:sreg_32, 0, implicit $exec
...
|
