mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-27 13:30:05 +00:00
89fee2ff92
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192662 91177308-0d34-0410-b5e6-96231b3b80d8
82 lines
1.7 KiB
LLVM
82 lines
1.7 KiB
LLVM
; RUN: llc -march=mips -verify-machineinstrs < %s |\
|
|
; RUN: FileCheck %s -check-prefix=TRAP
|
|
; RUN: llc -march=mips -mno-check-zero-division < %s |\
|
|
; RUN: FileCheck %s -check-prefix=NOCHECK
|
|
|
|
; TRAP-LABEL: sdiv1:
|
|
; TRAP: div $zero, ${{[0-9]+}}, $[[R0:[0-9]+]]
|
|
; TRAP: teq $[[R0]], $zero, 7
|
|
; TRAP: mflo
|
|
|
|
; NOCHECK-LABEL: sdiv1:
|
|
; NOCHECK-NOT: teq
|
|
; NOCHECK: .end sdiv1
|
|
|
|
@g0 = common global i32 0, align 4
|
|
@g1 = common global i32 0, align 4
|
|
|
|
define i32 @sdiv1(i32 %a0, i32 %a1) nounwind readnone {
|
|
entry:
|
|
%div = sdiv i32 %a0, %a1
|
|
ret i32 %div
|
|
}
|
|
|
|
; TRAP-LABEL: srem1:
|
|
; TRAP: div $zero, ${{[0-9]+}}, $[[R0:[0-9]+]]
|
|
; TRAP: teq $[[R0]], $zero, 7
|
|
; TRAP: mfhi
|
|
|
|
define i32 @srem1(i32 %a0, i32 %a1) nounwind readnone {
|
|
entry:
|
|
%rem = srem i32 %a0, %a1
|
|
ret i32 %rem
|
|
}
|
|
|
|
; TRAP-LABEL: udiv1:
|
|
; TRAP: divu $zero, ${{[0-9]+}}, $[[R0:[0-9]+]]
|
|
; TRAP: teq $[[R0]], $zero, 7
|
|
; TRAP: mflo
|
|
|
|
define i32 @udiv1(i32 %a0, i32 %a1) nounwind readnone {
|
|
entry:
|
|
%div = udiv i32 %a0, %a1
|
|
ret i32 %div
|
|
}
|
|
|
|
; TRAP-LABEL: urem1:
|
|
; TRAP: divu $zero, ${{[0-9]+}}, $[[R0:[0-9]+]]
|
|
; TRAP: teq $[[R0]], $zero, 7
|
|
; TRAP: mfhi
|
|
|
|
define i32 @urem1(i32 %a0, i32 %a1) nounwind readnone {
|
|
entry:
|
|
%rem = urem i32 %a0, %a1
|
|
ret i32 %rem
|
|
}
|
|
|
|
; TRAP: div $zero,
|
|
define i32 @sdivrem1(i32 %a0, i32 %a1, i32* nocapture %r) nounwind {
|
|
entry:
|
|
%rem = srem i32 %a0, %a1
|
|
store i32 %rem, i32* %r, align 4
|
|
%div = sdiv i32 %a0, %a1
|
|
ret i32 %div
|
|
}
|
|
|
|
; TRAP: divu $zero,
|
|
define i32 @udivrem1(i32 %a0, i32 %a1, i32* nocapture %r) nounwind {
|
|
entry:
|
|
%rem = urem i32 %a0, %a1
|
|
store i32 %rem, i32* %r, align 4
|
|
%div = udiv i32 %a0, %a1
|
|
ret i32 %div
|
|
}
|
|
|
|
define i32 @killFlags() {
|
|
entry:
|
|
%0 = load i32* @g0, align 4
|
|
%1 = load i32* @g1, align 4
|
|
%div = sdiv i32 %0, %1
|
|
ret i32 %div
|
|
}
|