1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32 3--- | 4 5 define void @ptr_arg_in_regs(ptr %p) {entry: ret void} 6 define void @ptr_arg_on_stack(i32 %x1, i32 %x2, i32 %x3, i32 %x4, ptr %p) {entry: ret void} 7 define void @ret_ptr(ptr %p) {entry: ret void} 8 9... 10--- 11name: ptr_arg_in_regs 12alignment: 4 13legalized: true 14regBankSelected: true 15tracksRegLiveness: true 16body: | 17 bb.1.entry: 18 liveins: $a0 19 20 ; MIPS32-LABEL: name: ptr_arg_in_regs 21 ; MIPS32: liveins: $a0 22 ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0 23 ; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[COPY]], 0 :: (load (s32) from %ir.p) 24 ; MIPS32: $v0 = COPY [[LW]] 25 ; MIPS32: RetRA implicit $v0 26 %0:gprb(p0) = COPY $a0 27 %1:gprb(s32) = G_LOAD %0(p0) :: (load (s32) from %ir.p) 28 $v0 = COPY %1(s32) 29 RetRA implicit $v0 30 31... 32--- 33name: ptr_arg_on_stack 34alignment: 4 35legalized: true 36regBankSelected: true 37tracksRegLiveness: true 38fixedStack: 39 - { id: 0, offset: 16, size: 4, alignment: 8, stack-id: default, isImmutable: true } 40body: | 41 bb.1.entry: 42 liveins: $a0, $a1, $a2, $a3 43 44 ; MIPS32-LABEL: name: ptr_arg_on_stack 45 ; MIPS32: liveins: $a0, $a1, $a2, $a3 46 ; MIPS32: [[ADDiu:%[0-9]+]]:gpr32 = ADDiu %fixed-stack.0, 0 47 ; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[ADDiu]], 0 :: (load (p0) from %fixed-stack.0, align 8) 48 ; MIPS32: [[LW1:%[0-9]+]]:gpr32 = LW [[LW]], 0 :: (load (s32) from %ir.p) 49 ; MIPS32: $v0 = COPY [[LW1]] 50 ; MIPS32: RetRA implicit $v0 51 %0:gprb(s32) = COPY $a0 52 %1:gprb(s32) = COPY $a1 53 %2:gprb(s32) = COPY $a2 54 %3:gprb(s32) = COPY $a3 55 %5:gprb(p0) = G_FRAME_INDEX %fixed-stack.0 56 %4:gprb(p0) = G_LOAD %5(p0) :: (load (p0) from %fixed-stack.0, align 8) 57 %6:gprb(s32) = G_LOAD %4(p0) :: (load (s32) from %ir.p) 58 $v0 = COPY %6(s32) 59 RetRA implicit $v0 60 61... 62--- 63name: ret_ptr 64alignment: 4 65legalized: true 66regBankSelected: true 67tracksRegLiveness: true 68body: | 69 bb.1.entry: 70 liveins: $a0 71 72 ; MIPS32-LABEL: name: ret_ptr 73 ; MIPS32: liveins: $a0 74 ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0 75 ; MIPS32: $v0 = COPY [[COPY]] 76 ; MIPS32: RetRA implicit $v0 77 %0:gprb(p0) = COPY $a0 78 $v0 = COPY %0(p0) 79 RetRA implicit $v0 80 81... 82