llvm-6502/test/CodeGen/Mips/swzero.ll

; RUN: llc -march=mipsel < %s | FileCheck %s

%struct.unaligned = type <{ i32 }>

define void @zero_u(%struct.unaligned* nocapture %p) nounwind {
entry:
; CHECK: swl $zero
; CHECK: swr $zero
  %x = getelementptr inbounds %struct.unaligned* %p, i32 0, i32 0
  store i32 0, i32* %x, align 1
  ret void
}

define void @zero_a(i32* nocapture %p) nounwind {
entry:
; CHECK: sw $zero
  store i32 0, i32* %p, align 4
  ret void
}
Fix bug in zero-store peephole pattern reported in pr11615. The patch and test case were originally written by Mans Rullgard. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147024 91177308-0d34-0410-b5e6-96231b3b80d8 2011-12-21 00:31:10 +00:00			`; RUN: llc -march=mipsel < %s \| FileCheck %s`

			`%struct.unaligned = type <{ i32 }>`

			`define void @zero_u(%struct.unaligned* nocapture %p) nounwind {`
			`entry:`
Don't modify MO while use_iterator is still pointing to it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161626 91177308-0d34-0410-b5e6-96231b3b80d8 2012-08-09 22:08:24 +00:00			`; CHECK: swl $zero`
Fix test cases in test/CodeGen/Mips. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157868 91177308-0d34-0410-b5e6-96231b3b80d8 2012-06-02 00:05:45 +00:00			`; CHECK: swr $zero`
Fix bug in zero-store peephole pattern reported in pr11615. The patch and test case were originally written by Mans Rullgard. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147024 91177308-0d34-0410-b5e6-96231b3b80d8 2011-12-21 00:31:10 +00:00			`%x = getelementptr inbounds %struct.unaligned* %p, i32 0, i32 0`
			`store i32 0, i32* %x, align 1`
			`ret void`
			`}`

			`define void @zero_a(i32* nocapture %p) nounwind {`
			`entry:`
			`; CHECK: sw $zero`
			`store i32 0, i32* %p, align 4`
			`ret void`
			`}`