1 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM 2 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM 3 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB 4 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -arm-long-calls | FileCheck %s --check-prefix=ARM-LONG 5 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -arm-long-calls | FileCheck %s --check-prefix=ARM-LONG 6 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -arm-long-calls | FileCheck %s --check-prefix=THUMB-LONG 7 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios -mattr=-vfp2 | FileCheck %s --check-prefix=ARM-NOVFP 8 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi -mattr=-vfp2 | FileCheck %s --check-prefix=ARM-NOVFP 9 ; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios -mattr=-vfp2 | FileCheck %s --check-prefix=THUMB-NOVFP 10 11 ; Note that some of these tests assume that relocations are either 12 ; movw/movt or constant pool loads. Different platforms will select 13 ; different approaches. 14 15 define i32 @t0(i1 zeroext %a) nounwind { 16 %1 = zext i1 %a to i32 17 ret i32 %1 18 } 19 20 define i32 @t1(i8 signext %a) nounwind { 21 %1 = sext i8 %a to i32 22 ret i32 %1 23 } 24 25 define i32 @t2(i8 zeroext %a) nounwind { 26 %1 = zext i8 %a to i32 27 ret i32 %1 28 } 29 30 define i32 @t3(i16 signext %a) nounwind { 31 %1 = sext i16 %a to i32 32 ret i32 %1 33 } 34 35 define i32 @t4(i16 zeroext %a) nounwind { 36 %1 = zext i16 %a to i32 37 ret i32 %1 38 } 39 40 define void @foo(i8 %a, i16 %b) nounwind { 41 ; ARM: foo 42 ; THUMB: foo 43 ;; Materialize i1 1 44 ; ARM: movw r2, #1 45 ;; zero-ext 46 ; ARM: and r2, r2, #1 47 ; THUMB: and r2, r2, #1 48 %1 = call i32 @t0(i1 zeroext 1) 49 ; ARM: sxtb r2, r1 50 ; ARM: mov r0, r2 51 ; THUMB: sxtb r2, r1 52 ; THUMB: mov r0, r2 53 %2 = call i32 @t1(i8 signext %a) 54 ; ARM: and r2, r1, #255 55 ; ARM: mov r0, r2 56 ; THUMB: and r2, r1, #255 57 ; THUMB: mov r0, r2 58 %3 = call i32 @t2(i8 zeroext %a) 59 ; ARM: sxth r2, r1 60 ; ARM: mov r0, r2 61 ; THUMB: sxth r2, r1 62 ; THUMB: mov r0, r2 63 %4 = call i32 @t3(i16 signext %b) 64 ; ARM: uxth r2, r1 65 ; ARM: mov r0, r2 66 ; THUMB: uxth r2, r1 67 ; THUMB: mov r0, r2 68 %5 = call i32 @t4(i16 zeroext %b) 69 70 ;; A few test to check materialization 71 ;; Note: i1 1 was materialized with t1 call 72 ; ARM: movw r1, #255 73 %6 = call i32 @t2(i8 zeroext 255) 74 ; ARM: movw r1, #65535 75 ; THUMB: movw r1, #65535 76 %7 = call i32 @t4(i16 zeroext 65535) 77 ret void 78 } 79 80 define void @foo2() nounwind { 81 %1 = call signext i16 @t5() 82 %2 = call zeroext i16 @t6() 83 %3 = call signext i8 @t7() 84 %4 = call zeroext i8 @t8() 85 %5 = call zeroext i1 @t9() 86 ret void 87 } 88 89 declare signext i16 @t5(); 90 declare zeroext i16 @t6(); 91 declare signext i8 @t7(); 92 declare zeroext i8 @t8(); 93 declare zeroext i1 @t9(); 94 95 define i32 @t10() { 96 entry: 97 ; ARM: @t10 98 ; ARM: movw [[R0:l?r[0-9]*]], #0 99 ; ARM: movw [[R1:l?r[0-9]*]], #248 100 ; ARM: movw [[R2:l?r[0-9]*]], #187 101 ; ARM: movw [[R3:l?r[0-9]*]], #28 102 ; ARM: movw [[R4:l?r[0-9]*]], #40 103 ; ARM: movw [[R5:l?r[0-9]*]], #186 104 ; ARM: and [[R0]], [[R0]], #255 105 ; ARM: and [[R1]], [[R1]], #255 106 ; ARM: and [[R2]], [[R2]], #255 107 ; ARM: and [[R3]], [[R3]], #255 108 ; ARM: and [[R4]], [[R4]], #255 109 ; ARM: str [[R4]], [sp] 110 ; ARM: and [[R4]], [[R5]], #255 111 ; ARM: str [[R4]], [sp, #4] 112 ; ARM: bl {{_?}}bar 113 ; ARM-LONG: @t10 114 ; ARM-LONG: {{(movw)|(ldr)}} [[R:l?r[0-9]*]], {{(:lower16:L_bar\$non_lazy_ptr)|(.LCPI)}} 115 ; ARM-LONG: {{(movt [[R]], :upper16:L_bar\$non_lazy_ptr)?}} 116 ; ARM-LONG: ldr [[R]], {{\[}}[[R]]{{\]}} 117 ; ARM-LONG: blx [[R]] 118 ; THUMB: @t10 119 ; THUMB: movs [[R0:l?r[0-9]*]], #0 120 ; THUMB: movt [[R0]], #0 121 ; THUMB: movs [[R1:l?r[0-9]*]], #248 122 ; THUMB: movt [[R1]], #0 123 ; THUMB: movs [[R2:l?r[0-9]*]], #187 124 ; THUMB: movt [[R2]], #0 125 ; THUMB: movs [[R3:l?r[0-9]*]], #28 126 ; THUMB: movt [[R3]], #0 127 ; THUMB: movw [[R4:l?r[0-9]*]], #40 128 ; THUMB: movt [[R4]], #0 129 ; THUMB: movw [[R5:l?r[0-9]*]], #186 130 ; THUMB: movt [[R5]], #0 131 ; THUMB: and [[R0]], [[R0]], #255 132 ; THUMB: and [[R1]], [[R1]], #255 133 ; THUMB: and [[R2]], [[R2]], #255 134 ; THUMB: and [[R3]], [[R3]], #255 135 ; THUMB: and [[R4]], [[R4]], #255 136 ; THUMB: str.w [[R4]], [sp] 137 ; THUMB: and [[R4]], [[R5]], #255 138 ; THUMB: str.w [[R4]], [sp, #4] 139 ; THUMB: bl {{_?}}bar 140 ; THUMB-LONG: @t10 141 ; THUMB-LONG: {{(movw)|(ldr.n)}} [[R:l?r[0-9]*]], {{(:lower16:L_bar\$non_lazy_ptr)|(.LCPI)}} 142 ; THUMB-LONG: {{(movt [[R]], :upper16:L_bar\$non_lazy_ptr)?}} 143 ; THUMB-LONG: ldr{{(.w)?}} [[R]], {{\[}}[[R]]{{\]}} 144 ; THUMB-LONG: blx [[R]] 145 %call = call i32 @bar(i8 zeroext 0, i8 zeroext -8, i8 zeroext -69, i8 zeroext 28, i8 zeroext 40, i8 zeroext -70) 146 ret i32 0 147 } 148 149 declare i32 @bar(i8 zeroext, i8 zeroext, i8 zeroext, i8 zeroext, i8 zeroext, i8 zeroext) 150 151 define i32 @bar0(i32 %i) nounwind { 152 ret i32 0 153 } 154 155 define void @foo3() uwtable { 156 ; ARM: movw r0, #0 157 ; ARM: {{(movw r1, :lower16:_?bar0)|(ldr r1, .LCPI)}} 158 ; ARM: {{(movt r1, :upper16:_?bar0)|(ldr r1, \[r1\])}} 159 ; ARM: blx r1 160 ; THUMB: movs r0, #0 161 ; THUMB: {{(movw r1, :lower16:_?bar0)|(ldr.n r1, .LCPI)}} 162 ; THUMB: {{(movt r1, :upper16:_?bar0)|(ldr r1, \[r1\])}} 163 ; THUMB: blx r1 164 %fptr = alloca i32 (i32)*, align 8 165 store i32 (i32)* @bar0, i32 (i32)** %fptr, align 8 166 %1 = load i32 (i32)** %fptr, align 8 167 %call = call i32 %1(i32 0) 168 ret void 169 } 170 171 define i32 @LibCall(i32 %a, i32 %b) { 172 entry: 173 ; ARM: LibCall 174 ; ARM: bl {{___udivsi3|__aeabi_uidiv}} 175 ; ARM-LONG: LibCall 176 ; ARM-LONG: {{(movw r2, :lower16:L___udivsi3\$non_lazy_ptr)|(ldr r2, .LCPI)}} 177 ; ARM-LONG: {{(movt r2, :upper16:L___udivsi3\$non_lazy_ptr)?}} 178 ; ARM-LONG: ldr r2, [r2] 179 ; ARM-LONG: blx r2 180 ; THUMB: LibCall 181 ; THUMB: bl {{___udivsi3|__aeabi_uidiv}} 182 ; THUMB-LONG: LibCall 183 ; THUMB-LONG: {{(movw r2, :lower16:L___udivsi3\$non_lazy_ptr)|(ldr.n r2, .LCPI)}} 184 ; THUMB-LONG: {{(movt r2, :upper16:L___udivsi3\$non_lazy_ptr)?}} 185 ; THUMB-LONG: ldr r2, [r2] 186 ; THUMB-LONG: blx r2 187 %tmp1 = udiv i32 %a, %b ; <i32> [#uses=1] 188 ret i32 %tmp1 189 } 190 191 ; Test fastcc 192 193 define fastcc void @fast_callee(float %i) ssp { 194 entry: 195 ; ARM: fast_callee 196 ; ARM: vmov r0, s0 197 ; THUMB: fast_callee 198 ; THUMB: vmov r0, s0 199 ; ARM-NOVFP: fast_callee 200 ; ARM-NOVFP-NOT: s0 201 ; THUMB-NOVFP: fast_callee 202 ; THUMB-NOVFP-NOT: s0 203 call void @print(float %i) 204 ret void 205 } 206 207 define void @fast_caller() ssp { 208 entry: 209 ; ARM: fast_caller 210 ; ARM: vldr s0, 211 ; THUMB: fast_caller 212 ; THUMB: vldr s0, 213 ; ARM-NOVFP: fast_caller 214 ; ARM-NOVFP: movw r0, #13107 215 ; ARM-NOVFP: movt r0, #16611 216 ; THUMB-NOVFP: fast_caller 217 ; THUMB-NOVFP: movw r0, #13107 218 ; THUMB-NOVFP: movt r0, #16611 219 call fastcc void @fast_callee(float 0x401C666660000000) 220 ret void 221 } 222 223 define void @no_fast_callee(float %i) ssp { 224 entry: 225 ; ARM: no_fast_callee 226 ; ARM: vmov s0, r0 227 ; THUMB: no_fast_callee 228 ; THUMB: vmov s0, r0 229 ; ARM-NOVFP: no_fast_callee 230 ; ARM-NOVFP-NOT: s0 231 ; THUMB-NOVFP: no_fast_callee 232 ; THUMB-NOVFP-NOT: s0 233 call void @print(float %i) 234 ret void 235 } 236 237 define void @no_fast_caller() ssp { 238 entry: 239 ; ARM: no_fast_caller 240 ; ARM: vmov r0, s0 241 ; THUMB: no_fast_caller 242 ; THUMB: vmov r0, s0 243 ; ARM-NOVFP: no_fast_caller 244 ; ARM-NOVFP: movw r0, #13107 245 ; ARM-NOVFP: movt r0, #16611 246 ; THUMB-NOVFP: no_fast_caller 247 ; THUMB-NOVFP: movw r0, #13107 248 ; THUMB-NOVFP: movt r0, #16611 249 call void @no_fast_callee(float 0x401C666660000000) 250 ret void 251 } 252 253 declare void @print(float) 254
