1 ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 ; RUN: llc -mtriple=aarch64-darwin-ios13 -O0 -global-isel -stop-after=irtranslator -verify-machineinstrs -o - %s | FileCheck %s
4 define void @asm_simple_memory_clobber() {
5 ; CHECK-LABEL: name: asm_simple_memory_clobber
6 ; CHECK: bb.1 (%ir-block.0):
7 ; CHECK-NEXT: INLINEASM &"", 25 /* sideeffect mayload maystore attdialect */, !0
8 ; CHECK-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */, !0
9 ; CHECK-NEXT: RET_ReallyLR
10 call void asm sideeffect "", "~{memory}"(), !srcloc !0
11 call void asm sideeffect "", ""(), !srcloc !0
17 define void @asm_simple_register_clobber() {
18 ; CHECK-LABEL: name: asm_simple_register_clobber
19 ; CHECK: bb.1 (%ir-block.0):
20 ; CHECK-NEXT: INLINEASM &"mov x0, 7", 1 /* sideeffect attdialect */, 12 /* clobber */, implicit-def early-clobber $x0, !0
21 ; CHECK-NEXT: RET_ReallyLR
22 call void asm sideeffect "mov x0, 7", "~{x0}"(), !srcloc !0
26 define i64 @asm_register_early_clobber() {
27 ; CHECK-LABEL: name: asm_register_early_clobber
28 ; CHECK: bb.1 (%ir-block.0):
29 ; CHECK-NEXT: INLINEASM &"mov $0, 7; mov $1, 7", 1 /* sideeffect attdialect */, 2555915 /* regdef-ec:GPR64common */, def early-clobber %0, 2555915 /* regdef-ec:GPR64common */, def early-clobber %1, !0
30 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY %0
31 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY %1
32 ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[COPY]], [[COPY1]]
33 ; CHECK-NEXT: $x0 = COPY [[ADD]](s64)
34 ; CHECK-NEXT: RET_ReallyLR implicit $x0
35 call { i64, i64 } asm sideeffect "mov $0, 7; mov $1, 7", "=&r,=&r"(), !srcloc !0
36 %asmresult = extractvalue { i64, i64 } %1, 0
37 %asmresult1 = extractvalue { i64, i64 } %1, 1
38 %add = add i64 %asmresult, %asmresult1
42 define i32 @test_specific_register_output() nounwind ssp {
43 ; CHECK-LABEL: name: test_specific_register_output
45 ; CHECK-NEXT: INLINEASM &"mov ${0:w}, 7", 0 /* attdialect */, 10 /* regdef */, implicit-def $w0
46 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
47 ; CHECK-NEXT: $w0 = COPY [[COPY]](s32)
48 ; CHECK-NEXT: RET_ReallyLR implicit $w0
50 %0 = tail call i32 asm "mov ${0:w}, 7", "={w0}"() nounwind
54 define i32 @test_single_register_output() nounwind ssp {
55 ; CHECK-LABEL: name: test_single_register_output
57 ; CHECK-NEXT: INLINEASM &"mov ${0:w}, 7", 0 /* attdialect */, 1507338 /* regdef:GPR32common */, def %0
58 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY %0
59 ; CHECK-NEXT: $w0 = COPY [[COPY]](s32)
60 ; CHECK-NEXT: RET_ReallyLR implicit $w0
62 %0 = tail call i32 asm "mov ${0:w}, 7", "=r"() nounwind
66 define i64 @test_single_register_output_s64() nounwind ssp {
67 ; CHECK-LABEL: name: test_single_register_output_s64
69 ; CHECK-NEXT: INLINEASM &"mov $0, 7", 0 /* attdialect */, 2555914 /* regdef:GPR64common */, def %0
70 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY %0
71 ; CHECK-NEXT: $x0 = COPY [[COPY]](s64)
72 ; CHECK-NEXT: RET_ReallyLR implicit $x0
74 %0 = tail call i64 asm "mov $0, 7", "=r"() nounwind
78 ; Check support for returning several floats
79 define float @test_multiple_register_outputs_same() #0 {
80 ; CHECK-LABEL: name: test_multiple_register_outputs_same
81 ; CHECK: bb.1 (%ir-block.0):
82 ; CHECK-NEXT: INLINEASM &"mov $0, #0; mov $1, #0", 0 /* attdialect */, 1507338 /* regdef:GPR32common */, def %0, 1507338 /* regdef:GPR32common */, def %1
83 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY %0
84 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY %1
85 ; CHECK-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[COPY]], [[COPY1]]
86 ; CHECK-NEXT: $s0 = COPY [[FADD]](s32)
87 ; CHECK-NEXT: RET_ReallyLR implicit $s0
88 %1 = call { float, float } asm "mov $0, #0; mov $1, #0", "=r,=r"()
89 %asmresult = extractvalue { float, float } %1, 0
90 %asmresult1 = extractvalue { float, float } %1, 1
91 %add = fadd float %asmresult, %asmresult1
95 ; Check support for returning several floats
96 define double @test_multiple_register_outputs_mixed() #0 {
97 ; CHECK-LABEL: name: test_multiple_register_outputs_mixed
98 ; CHECK: bb.1 (%ir-block.0):
99 ; CHECK-NEXT: INLINEASM &"mov $0, #0; mov $1, #0", 0 /* attdialect */, 1507338 /* regdef:GPR32common */, def %0, 2359306 /* regdef:FPR64 */, def %1
100 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY %0
101 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY %1
102 ; CHECK-NEXT: $d0 = COPY [[COPY1]](s64)
103 ; CHECK-NEXT: RET_ReallyLR implicit $d0
104 %1 = call { float, double } asm "mov $0, #0; mov $1, #0", "=r,=w"()
105 %asmresult = extractvalue { float, double } %1, 1
106 ret double %asmresult
109 define i32 @test_specific_register_output_trunc() nounwind ssp {
110 ; CHECK-LABEL: name: test_specific_register_output_trunc
112 ; CHECK-NEXT: INLINEASM &"mov ${0:w}, 7", 0 /* attdialect */, 10 /* regdef */, implicit-def $x0
113 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
114 ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
115 ; CHECK-NEXT: $w0 = COPY [[TRUNC]](s32)
116 ; CHECK-NEXT: RET_ReallyLR implicit $w0
118 %0 = tail call i32 asm "mov ${0:w}, 7", "={x0}"() nounwind
122 define zeroext i8 @test_register_output_trunc(ptr %src) nounwind {
124 ; CHECK-LABEL: name: test_register_output_trunc
126 ; CHECK-NEXT: liveins: $x0
128 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
129 ; CHECK-NEXT: INLINEASM &"mov ${0:w}, 32", 0 /* attdialect */, 1507338 /* regdef:GPR32common */, def %1
130 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY %1
131 ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s8) = G_TRUNC [[COPY1]](s32)
132 ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[TRUNC]](s8)
133 ; CHECK-NEXT: $w0 = COPY [[ZEXT]](s32)
134 ; CHECK-NEXT: RET_ReallyLR implicit $w0
136 %0 = tail call i8 asm "mov ${0:w}, 32", "=r"() nounwind
140 define float @test_vector_output() nounwind {
141 ; CHECK-LABEL: name: test_vector_output
142 ; CHECK: bb.1 (%ir-block.0):
143 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
144 ; CHECK-NEXT: INLINEASM &"fmov ${0}.2s, #1.0", 1 /* sideeffect attdialect */, 10 /* regdef */, implicit-def $d14
145 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $d14
146 ; CHECK-NEXT: [[EVEC:%[0-9]+]]:_(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s32>), [[C]](s64)
147 ; CHECK-NEXT: $s0 = COPY [[EVEC]](s32)
148 ; CHECK-NEXT: RET_ReallyLR implicit $s0
149 %1 = tail call <2 x float> asm sideeffect "fmov ${0}.2s, #1.0", "={v14}"() nounwind
150 %2 = extractelement <2 x float> %1, i32 0
154 define void @test_input_register_imm() {
155 ; CHECK-LABEL: name: test_input_register_imm
156 ; CHECK: bb.1 (%ir-block.0):
157 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 42
158 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64common = COPY [[C]](s64)
159 ; CHECK-NEXT: INLINEASM &"mov x0, $0", 1 /* sideeffect attdialect */, 2555913 /* reguse:GPR64common */, [[COPY]]
160 ; CHECK-NEXT: RET_ReallyLR
161 call void asm sideeffect "mov x0, $0", "r"(i64 42)
165 ; Make sure that boolean immediates are properly (zero) extended.
166 define i32 @test_boolean_imm_ext() {
167 ; CHECK-LABEL: name: test_boolean_imm_ext
169 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
170 ; CHECK-NEXT: INLINEASM &"#TEST 42 + ${0:c} - .\0A\09", 9 /* sideeffect mayload attdialect */, 13 /* imm */, 1
171 ; CHECK-NEXT: $w0 = COPY [[C]](s32)
172 ; CHECK-NEXT: RET_ReallyLR implicit $w0
174 tail call void asm sideeffect "#TEST 42 + ${0:c} - .\0A\09", "i"(i1 true)
178 define void @test_input_imm() {
179 ; CHECK-LABEL: name: test_input_imm
180 ; CHECK: bb.1 (%ir-block.0):
181 ; CHECK-NEXT: INLINEASM &"mov x0, $0", 9 /* sideeffect mayload attdialect */, 13 /* imm */, 42
182 ; CHECK-NEXT: RET_ReallyLR
183 call void asm sideeffect "mov x0, $0", "i"(i64 42)
187 define zeroext i8 @test_input_register(ptr %src) nounwind {
188 ; CHECK-LABEL: name: test_input_register
190 ; CHECK-NEXT: liveins: $x0
192 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
193 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr64common = COPY [[COPY]](p0)
194 ; CHECK-NEXT: INLINEASM &"ldtrb ${0:w}, [$1]", 0 /* attdialect */, 1507338 /* regdef:GPR32common */, def %1, 2555913 /* reguse:GPR64common */, [[COPY1]]
195 ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY %1
196 ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s8) = G_TRUNC [[COPY2]](s32)
197 ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[TRUNC]](s8)
198 ; CHECK-NEXT: $w0 = COPY [[ZEXT]](s32)
199 ; CHECK-NEXT: RET_ReallyLR implicit $w0
201 %0 = tail call i8 asm "ldtrb ${0:w}, [$1]", "=r,r"(ptr %src) nounwind
205 define i32 @test_memory_constraint(ptr %a) nounwind {
206 ; CHECK-LABEL: name: test_memory_constraint
207 ; CHECK: bb.1 (%ir-block.0):
208 ; CHECK-NEXT: liveins: $x0
210 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
211 ; CHECK-NEXT: INLINEASM &"ldr $0, $1", 8 /* mayload attdialect */, 1507338 /* regdef:GPR32common */, def %1, 262158 /* mem:m */, [[COPY]](p0)
212 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY %1
213 ; CHECK-NEXT: $w0 = COPY [[COPY1]](s32)
214 ; CHECK-NEXT: RET_ReallyLR implicit $w0
215 %1 = tail call i32 asm "ldr $0, $1", "=r,*m"(ptr elementtype(i32) %a)
219 define i16 @test_anyext_input() {
220 ; CHECK-LABEL: name: test_anyext_input
221 ; CHECK: bb.1 (%ir-block.0):
222 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 1
223 ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[C]](s16)
224 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32common = COPY [[ANYEXT]](s32)
225 ; CHECK-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */, 1507338 /* regdef:GPR32common */, def %0, 1507337 /* reguse:GPR32common */, [[COPY]]
226 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY %0
227 ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
228 ; CHECK-NEXT: [[ANYEXT1:%[0-9]+]]:_(s32) = G_ANYEXT [[TRUNC]](s16)
229 ; CHECK-NEXT: $w0 = COPY [[ANYEXT1]](s32)
230 ; CHECK-NEXT: RET_ReallyLR implicit $w0
231 %1 = call i16 asm sideeffect "", "=r,r"(i16 1)
235 define i16 @test_anyext_input_with_matching_constraint() {
236 ; CHECK-LABEL: name: test_anyext_input_with_matching_constraint
237 ; CHECK: bb.1 (%ir-block.0):
238 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 1
239 ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[C]](s16)
240 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32common = COPY [[ANYEXT]](s32)
241 ; CHECK-NEXT: INLINEASM &"", 1 /* sideeffect attdialect */, 1507338 /* regdef:GPR32common */, def %0, 2147483657 /* reguse tiedto:$0 */, [[COPY]](tied-def 3)
242 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY %0
243 ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
244 ; CHECK-NEXT: [[ANYEXT1:%[0-9]+]]:_(s32) = G_ANYEXT [[TRUNC]](s16)
245 ; CHECK-NEXT: $w0 = COPY [[ANYEXT1]](s32)
246 ; CHECK-NEXT: RET_ReallyLR implicit $w0
247 %1 = call i16 asm sideeffect "", "=r,0"(i16 1)
251 define i64 @test_input_with_matching_constraint_to_physical_register() {
252 ; CHECK-LABEL: name: test_input_with_matching_constraint_to_physical_register
253 ; CHECK: bb.1 (%ir-block.0):
254 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
255 ; CHECK-NEXT: INLINEASM &"", 0 /* attdialect */, 10 /* regdef */, implicit-def $x2, 2147483657 /* reguse tiedto:$0 */, [[C]](tied-def 3)(s64)
256 ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x2
257 ; CHECK-NEXT: $x0 = COPY [[COPY]](s64)
258 ; CHECK-NEXT: RET_ReallyLR implicit $x0
259 %1 = tail call i64 asm "", "={x2},0"(i64 0)