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https://github.com/c64scene-ar/llvm-6502.git
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82 lines
2.7 KiB
LLVM
82 lines
2.7 KiB
LLVM
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; RUN: llc -march=mipsel -mcpu=mips32 < %s | FileCheck %s
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declare void @llvm.eh.return.i32(i32, i8*)
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declare void @foo(...)
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define i8* @f1(i32 %offset, i8* %handler) {
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entry:
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call void (...)* @foo()
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call void @llvm.eh.return.i32(i32 %offset, i8* %handler)
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unreachable
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; CHECK: f1
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; CHECK: addiu $sp, $sp, -[[spoffset:[0-9]+]]
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; check that $a0-$a3 are saved on stack.
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; CHECK: sw $4, [[offset0:[0-9]+]]($sp)
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; CHECK: sw $5, [[offset1:[0-9]+]]($sp)
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; CHECK: sw $6, [[offset2:[0-9]+]]($sp)
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; CHECK: sw $7, [[offset3:[0-9]+]]($sp)
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; check that .cfi_offset directives are emitted for $a0-$a3.
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; CHECK: .cfi_offset 4,
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; CHECK: .cfi_offset 5,
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; CHECK: .cfi_offset 6,
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; CHECK: .cfi_offset 7,
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; check that stack adjustment and handler are put in $v1 and $v0.
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; CHECK: or $[[R0:[a-z0-9]+]], $5, $zero
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; CHECK: or $[[R1:[a-z0-9]+]], $4, $zero
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; CHECK: or $3, $[[R1]], $zero
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; CHECK: or $2, $[[R0]], $zero
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; check that $a0-$a3 are restored from stack.
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; CHECK: lw $4, [[offset0]]($sp)
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; CHECK: lw $5, [[offset1]]($sp)
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; CHECK: lw $6, [[offset2]]($sp)
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; CHECK: lw $7, [[offset3]]($sp)
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; check that stack is adjusted by $v1 and that code returns to address in $v0
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; CHECK: addiu $sp, $sp, [[spoffset]]
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; CHECK: or $ra, $2, $zero
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; CHECK: jr $ra
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; CHECK: addu $sp, $sp, $3
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}
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define i8* @f2(i32 %offset, i8* %handler) {
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entry:
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call void @llvm.eh.return.i32(i32 %offset, i8* %handler)
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unreachable
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; CHECK: f2
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; CHECK: addiu $sp, $sp, -[[spoffset:[0-9]+]]
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; check that $a0-$a3 are saved on stack.
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; CHECK: sw $4, [[offset0:[0-9]+]]($sp)
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; CHECK: sw $5, [[offset1:[0-9]+]]($sp)
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; CHECK: sw $6, [[offset2:[0-9]+]]($sp)
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; CHECK: sw $7, [[offset3:[0-9]+]]($sp)
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; check that .cfi_offset directives are emitted for $a0-$a3.
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; CHECK: .cfi_offset 4,
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; CHECK: .cfi_offset 5,
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; CHECK: .cfi_offset 6,
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; CHECK: .cfi_offset 7,
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; check that stack adjustment and handler are put in $v1 and $v0.
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; CHECK: or $3, $4, $zero
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; CHECK: or $2, $5, $zero
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; check that $a0-$a3 are restored from stack.
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; CHECK: lw $4, [[offset0]]($sp)
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; CHECK: lw $5, [[offset1]]($sp)
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; CHECK: lw $6, [[offset2]]($sp)
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; CHECK: lw $7, [[offset3]]($sp)
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; check that stack is adjusted by $v1 and that code returns to address in $v0
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; CHECK: addiu $sp, $sp, [[spoffset]]
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; CHECK: or $ra, $2, $zero
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; CHECK: jr $ra
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; CHECK: addu $sp, $sp, $3
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}
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