1 ; RUN: llc -march=mipsel -mcpu=mips32 -asm-show-inst < %s | FileCheck %s -check-prefix=CHECK -check-prefix=NOT-R6 2 ; RUN: llc -march=mipsel -mcpu=mips32r2 -asm-show-inst < %s | FileCheck %s -check-prefix=CHECK -check-prefix=NOT-R6 3 ; RUN: llc -march=mipsel -mcpu=mips32r6 -asm-show-inst < %s | FileCheck %s -check-prefix=CHECK -check-prefix=R6 4 5 declare void @llvm.eh.return.i32(i32, i8*) 6 declare void @foo(...) 7 8 define i8* @f1(i32 %offset, i8* %handler) { 9 entry: 10 call void (...)* @foo() 11 call void @llvm.eh.return.i32(i32 %offset, i8* %handler) 12 unreachable 13 14 ; CHECK: f1: 15 ; CHECK: addiu $sp, $sp, -[[spoffset:[0-9]+]] 16 17 ; check that $a0-$a3 are saved on stack. 18 ; CHECK: sw $4, [[offset0:[0-9]+]]($sp) 19 ; CHECK: sw $5, [[offset1:[0-9]+]]($sp) 20 ; CHECK: sw $6, [[offset2:[0-9]+]]($sp) 21 ; CHECK: sw $7, [[offset3:[0-9]+]]($sp) 22 23 ; check that .cfi_offset directives are emitted for $a0-$a3. 24 ; CHECK: .cfi_offset 4, 25 ; CHECK: .cfi_offset 5, 26 ; CHECK: .cfi_offset 6, 27 ; CHECK: .cfi_offset 7, 28 29 ; check that stack adjustment and handler are put in $v1 and $v0. 30 ; CHECK: move $[[R0:[a-z0-9]+]], $5 31 ; CHECK: move $[[R1:[a-z0-9]+]], $4 32 ; CHECK: move $3, $[[R1]] 33 ; CHECK: move $2, $[[R0]] 34 35 ; check that $a0-$a3 are restored from stack. 36 ; CHECK: lw $4, [[offset0]]($sp) 37 ; CHECK: lw $5, [[offset1]]($sp) 38 ; CHECK: lw $6, [[offset2]]($sp) 39 ; CHECK: lw $7, [[offset3]]($sp) 40 41 ; check that stack is adjusted by $v1 and that code returns to address in $v0 42 ; also check that $25 contains handler value 43 ; CHECK: addiu $sp, $sp, [[spoffset]] 44 ; CHECK: move $25, $2 45 ; CHECK: move $ra, $2 46 ; NOT-R6: jr $ra # <MCInst #{{[0-9]+}} JR 47 ; R6: jr $ra # <MCInst #{{[0-9]+}} JALR 48 ; CHECK: addu $sp, $sp, $3 49 } 50 51 define i8* @f2(i32 %offset, i8* %handler) { 52 entry: 53 call void @llvm.eh.return.i32(i32 %offset, i8* %handler) 54 unreachable 55 56 ; CHECK: f2: 57 ; CHECK: addiu $sp, $sp, -[[spoffset:[0-9]+]] 58 59 ; check that $a0-$a3 are saved on stack. 60 ; CHECK: sw $4, [[offset0:[0-9]+]]($sp) 61 ; CHECK: sw $5, [[offset1:[0-9]+]]($sp) 62 ; CHECK: sw $6, [[offset2:[0-9]+]]($sp) 63 ; CHECK: sw $7, [[offset3:[0-9]+]]($sp) 64 65 ; check that .cfi_offset directives are emitted for $a0-$a3. 66 ; CHECK: .cfi_offset 4, 67 ; CHECK: .cfi_offset 5, 68 ; CHECK: .cfi_offset 6, 69 ; CHECK: .cfi_offset 7, 70 71 ; check that stack adjustment and handler are put in $v1 and $v0. 72 ; CHECK: move $3, $4 73 ; CHECK: move $2, $5 74 75 ; check that $a0-$a3 are restored from stack. 76 ; CHECK: lw $4, [[offset0]]($sp) 77 ; CHECK: lw $5, [[offset1]]($sp) 78 ; CHECK: lw $6, [[offset2]]($sp) 79 ; CHECK: lw $7, [[offset3]]($sp) 80 81 ; check that stack is adjusted by $v1 and that code returns to address in $v0 82 ; also check that $25 contains handler value 83 ; CHECK: addiu $sp, $sp, [[spoffset]] 84 ; CHECK: move $25, $2 85 ; CHECK: move $ra, $2 86 ; NOT-R6: jr $ra # <MCInst #{{[0-9]+}} JR 87 ; R6: jr $ra # <MCInst #{{[0-9]+}} JALR 88 ; CHECK: addu $sp, $sp, $3 89 } 90
