xref: /llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/select-constant.mir (revision 1ee315ae7964c8433b772e0b5d667834994ba753)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
3
4--- |
5  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
6
7  define i8 @const_s8() { ret i8 42 }
8  define i16 @const_s16() { ret i16 42 }
9  define i32 @const_s32() { ret i32 42 }
10  define i64 @const_s64() { ret i64 1234567890123 }
11  define i32 @const_s32_zero() { ret i32 0 }
12  define i64 @const_s64_zero() { ret i64 0 }
13  define ptr @const_p0_0() { ret ptr null }
14
15  define i32 @fconst_s32() { ret i32 42 }
16  define i64 @fconst_s64() { ret i64 1234567890123 }
17  define float @fconst_s32_0() { ret float 0.0 }
18  define double @fconst_s64_0() { ret double 0.0 }
19
20  define void @optnone_i64() optnone noinline { ret void }
21  define void @opt_i64() { ret void }
22...
23
24---
25name:            const_s8
26legalized:       true
27regBankSelected: true
28body:             |
29  bb.0:
30    ; CHECK-LABEL: name: const_s8
31    ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 42
32    ; CHECK: [[COPY:%[0-9]+]]:gpr32all = COPY [[MOVi32imm]]
33    ; CHECK: $w0 = COPY [[COPY]]
34    %0:gpr(s8) = G_CONSTANT i8 42
35    %1:gpr(s32) = G_ANYEXT %0(s8)
36    $w0 = COPY %1(s32)
37...
38
39---
40name:            const_s16
41legalized:       true
42regBankSelected: true
43body:             |
44  bb.0:
45    ; CHECK-LABEL: name: const_s16
46    ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 42
47    ; CHECK: [[COPY:%[0-9]+]]:gpr32all = COPY [[MOVi32imm]]
48    ; CHECK: $w0 = COPY [[COPY]]
49    %0:gpr(s16) = G_CONSTANT i16 42
50    %1:gpr(s32) = G_ANYEXT %0(s16)
51    $w0 = COPY %1(s32)
52...
53
54---
55name:            const_s32
56legalized:       true
57regBankSelected: true
58registers:
59  - { id: 0, class: gpr }
60
61body:             |
62  bb.0:
63    ; CHECK-LABEL: name: const_s32
64    ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 42
65    ; CHECK: $w0 = COPY [[MOVi32imm]]
66    %0(s32) = G_CONSTANT i32 42
67    $w0 = COPY %0(s32)
68...
69
70---
71name:            const_s64
72legalized:       true
73regBankSelected: true
74registers:
75  - { id: 0, class: gpr }
76
77body:             |
78  bb.0:
79    ; CHECK-LABEL: name: const_s64
80    ; CHECK: [[MOVi64imm:%[0-9]+]]:gpr64 = MOVi64imm 1234567890123
81    ; CHECK: $x0 = COPY [[MOVi64imm]]
82    %0(s64) = G_CONSTANT i64 1234567890123
83    $x0 = COPY %0(s64)
84...
85
86---
87name:            const_s32_zero
88legalized:       true
89regBankSelected: true
90registers:
91  - { id: 0, class: gpr }
92
93body:             |
94  bb.0:
95    ; CHECK-LABEL: name: const_s32_zero
96    ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $wzr
97    ; CHECK: $w0 = COPY [[COPY]]
98    %0(s32) = G_CONSTANT i32 0
99    $w0 = COPY %0(s32)
100...
101
102---
103name:            const_s64_zero
104legalized:       true
105regBankSelected: true
106registers:
107  - { id: 0, class: gpr }
108
109body:             |
110  bb.0:
111    ; CHECK-LABEL: name: const_s64_zero
112    ; CHECK: [[COPY:%[0-9]+]]:gpr64 = COPY $xzr
113    ; CHECK: $x0 = COPY [[COPY]]
114    %0(s64) = G_CONSTANT i64 0
115    $x0 = COPY %0(s64)
116...
117
118---
119name:            const_p0_0
120legalized:       true
121regBankSelected: true
122body:             |
123  bb.0:
124    ; CHECK-LABEL: name: const_p0_0
125    ; CHECK: [[COPY:%[0-9]+]]:gpr64 = COPY $xzr
126    ; CHECK: $x0 = COPY [[COPY]]
127    %0:gpr(p0) = G_CONSTANT i64 0
128    $x0 = COPY %0
129...
130
131---
132name:            fconst_s32
133legalized:       true
134regBankSelected: true
135registers:
136  - { id: 0, class: fpr }
137
138body:             |
139  bb.0:
140    ; CHECK-LABEL: name: fconst_s32
141    ; CHECK: [[FMOVSi:%[0-9]+]]:fpr32 = FMOVSi 12
142    ; CHECK: $s0 = COPY [[FMOVSi]]
143    %0(s32) = G_FCONSTANT float 3.5
144    $s0 = COPY %0(s32)
145...
146
147---
148name:            fconst_s64
149legalized:       true
150regBankSelected: true
151registers:
152  - { id: 0, class: fpr }
153
154body:             |
155  bb.0:
156    ; CHECK-LABEL: name: fconst_s64
157    ; CHECK: [[FMOVDi:%[0-9]+]]:fpr64 = FMOVDi 112
158    ; CHECK: $d0 = COPY [[FMOVDi]]
159    %0(s64) = G_FCONSTANT double 1.0
160    $d0 = COPY %0(s64)
161...
162
163---
164name:            fconst_s32_0
165legalized:       true
166regBankSelected: true
167registers:
168  - { id: 0, class: fpr }
169
170body:             |
171  bb.0:
172    ; CHECK-LABEL: name: fconst_s32_0
173    ; CHECK: [[FMOVS0_:%[0-9]+]]:fpr32 = FMOVS0
174    ; CHECK: $s0 = COPY [[FMOVS0_]]
175    %0(s32) = G_FCONSTANT float 0.0
176    $s0 = COPY %0(s32)
177...
178
179---
180name:            fconst_s64_0
181legalized:       true
182regBankSelected: true
183registers:
184  - { id: 0, class: fpr }
185
186body:             |
187  bb.0:
188    ; CHECK-LABEL: name: fconst_s64_0
189    ; CHECK: [[FMOVD0_:%[0-9]+]]:fpr64 = FMOVD0
190    ; CHECK: $x0 = COPY [[FMOVD0_]]
191    %0(s64) = G_FCONSTANT double 0.0
192    $x0 = COPY %0(s64)
193...
194---
195name:            optnone_i64
196legalized:       true
197regBankSelected: true
198body: |
199  bb.0:
200    ; CHECK-LABEL: name: optnone_i64
201    ; CHECK: [[MOVi64imm:%[0-9]+]]:gpr64 = MOVi64imm 42
202    ; CHECK: $x0 = COPY [[MOVi64imm]]
203    ; CHECK: RET_ReallyLR implicit $x0
204    %0:gpr(s64) = G_CONSTANT i64 42
205    $x0 = COPY %0(s64)
206    RET_ReallyLR implicit $x0
207...
208---
209name:            opt_i64
210legalized:       true
211regBankSelected: true
212body: |
213  bb.0:
214    ; CHECK-LABEL: name: opt_i64
215    ; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 42
216    ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[MOVi32imm]], %subreg.sub_32
217    ; CHECK: $x0 = COPY [[SUBREG_TO_REG]]
218    ; CHECK: RET_ReallyLR implicit $x0
219    %0:gpr(s64) = G_CONSTANT i64 42
220    $x0 = COPY %0(s64)
221    RET_ReallyLR implicit $x0
222...
223