llvm-6502/test/CodeGen/Mips/eh-return32.ll
Akira Hatanaka 25832e2aa9 [mips] Test case for r173862.
Patch by Sasa Stankovic.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173863 91177308-0d34-0410-b5e6-96231b3b80d8
2013-01-30 00:28:15 +00:00

82 lines
2.7 KiB
LLVM

; RUN: llc -march=mipsel -mcpu=mips32 < %s | FileCheck %s
declare void @llvm.eh.return.i32(i32, i8*)
declare void @foo(...)
define i8* @f1(i32 %offset, i8* %handler) {
entry:
call void (...)* @foo()
call void @llvm.eh.return.i32(i32 %offset, i8* %handler)
unreachable
; CHECK: f1
; CHECK: addiu $sp, $sp, -[[spoffset:[0-9]+]]
; check that $a0-$a3 are saved on stack.
; CHECK: sw $4, [[offset0:[0-9]+]]($sp)
; CHECK: sw $5, [[offset1:[0-9]+]]($sp)
; CHECK: sw $6, [[offset2:[0-9]+]]($sp)
; CHECK: sw $7, [[offset3:[0-9]+]]($sp)
; check that .cfi_offset directives are emitted for $a0-$a3.
; CHECK: .cfi_offset 4,
; CHECK: .cfi_offset 5,
; CHECK: .cfi_offset 6,
; CHECK: .cfi_offset 7,
; check that stack adjustment and handler are put in $v1 and $v0.
; CHECK: or $[[R0:[a-z0-9]+]], $5, $zero
; CHECK: or $[[R1:[a-z0-9]+]], $4, $zero
; CHECK: or $3, $[[R1]], $zero
; CHECK: or $2, $[[R0]], $zero
; check that $a0-$a3 are restored from stack.
; CHECK: lw $4, [[offset0]]($sp)
; CHECK: lw $5, [[offset1]]($sp)
; CHECK: lw $6, [[offset2]]($sp)
; CHECK: lw $7, [[offset3]]($sp)
; check that stack is adjusted by $v1 and that code returns to address in $v0
; CHECK: addiu $sp, $sp, [[spoffset]]
; CHECK: or $ra, $2, $zero
; CHECK: jr $ra
; CHECK: addu $sp, $sp, $3
}
define i8* @f2(i32 %offset, i8* %handler) {
entry:
call void @llvm.eh.return.i32(i32 %offset, i8* %handler)
unreachable
; CHECK: f2
; CHECK: addiu $sp, $sp, -[[spoffset:[0-9]+]]
; check that $a0-$a3 are saved on stack.
; CHECK: sw $4, [[offset0:[0-9]+]]($sp)
; CHECK: sw $5, [[offset1:[0-9]+]]($sp)
; CHECK: sw $6, [[offset2:[0-9]+]]($sp)
; CHECK: sw $7, [[offset3:[0-9]+]]($sp)
; check that .cfi_offset directives are emitted for $a0-$a3.
; CHECK: .cfi_offset 4,
; CHECK: .cfi_offset 5,
; CHECK: .cfi_offset 6,
; CHECK: .cfi_offset 7,
; check that stack adjustment and handler are put in $v1 and $v0.
; CHECK: or $3, $4, $zero
; CHECK: or $2, $5, $zero
; check that $a0-$a3 are restored from stack.
; CHECK: lw $4, [[offset0]]($sp)
; CHECK: lw $5, [[offset1]]($sp)
; CHECK: lw $6, [[offset2]]($sp)
; CHECK: lw $7, [[offset3]]($sp)
; check that stack is adjusted by $v1 and that code returns to address in $v0
; CHECK: addiu $sp, $sp, [[spoffset]]
; CHECK: or $ra, $2, $zero
; CHECK: jr $ra
; CHECK: addu $sp, $sp, $3
}