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https://github.com/RPCSX/llvm.git
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6d024c616a
This reverts commit r253511. This likely broke the bots in http://lab.llvm.org:8011/builders/clang-ppc64-elf-linux2/builds/20202 http://bb.pgr.jp/builders/clang-3stage-i686-linux/builds/3787 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253543 91177308-0d34-0410-b5e6-96231b3b80d8
96 lines
4.3 KiB
LLVM
96 lines
4.3 KiB
LLVM
; RUN: opt < %s -basicaa -dse -S | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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%struct.vec2 = type { <4 x i32>, <4 x i32> }
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%struct.vec2plusi = type { <4 x i32>, <4 x i32>, i32 }
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@glob1 = global %struct.vec2 zeroinitializer, align 16
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@glob2 = global %struct.vec2plusi zeroinitializer, align 16
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define void @write24to28(i32* nocapture %p) nounwind uwtable ssp {
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; CHECK-LABEL: @write24to28(
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entry:
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%arrayidx0 = getelementptr inbounds i32, i32* %p, i64 1
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%p3 = bitcast i32* %arrayidx0 to i8*
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; CHECK: call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 24, i32 4, i1 false)
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call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 28, i32 4, i1 false)
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%arrayidx1 = getelementptr inbounds i32, i32* %p, i64 7
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store i32 1, i32* %arrayidx1, align 4
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ret void
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}
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define void @write28to32(i32* nocapture %p) nounwind uwtable ssp {
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; CHECK-LABEL: @write28to32(
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entry:
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%p3 = bitcast i32* %p to i8*
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; CHECK: call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 28, i32 4, i1 false)
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call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 32, i32 4, i1 false)
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%arrayidx1 = getelementptr inbounds i32, i32* %p, i64 7
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store i32 1, i32* %arrayidx1, align 4
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ret void
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}
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define void @dontwrite28to32memset(i32* nocapture %p) nounwind uwtable ssp {
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; CHECK-LABEL: @dontwrite28to32memset(
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entry:
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%p3 = bitcast i32* %p to i8*
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; CHECK: call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 32, i32 16, i1 false)
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call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 32, i32 16, i1 false)
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%arrayidx1 = getelementptr inbounds i32, i32* %p, i64 7
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store i32 1, i32* %arrayidx1, align 4
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ret void
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}
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define void @write32to36(%struct.vec2plusi* nocapture %p) nounwind uwtable ssp {
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; CHECK-LABEL: @write32to36(
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entry:
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%0 = bitcast %struct.vec2plusi* %p to i8*
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; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2plusi* @glob2 to i8*), i64 32, i32 16, i1 false)
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tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2plusi* @glob2 to i8*), i64 36, i32 16, i1 false)
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%c = getelementptr inbounds %struct.vec2plusi, %struct.vec2plusi* %p, i64 0, i32 2
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store i32 1, i32* %c, align 4
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ret void
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}
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define void @write16to32(%struct.vec2* nocapture %p) nounwind uwtable ssp {
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; CHECK-LABEL: @write16to32(
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entry:
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%0 = bitcast %struct.vec2* %p to i8*
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; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 16, i32 16, i1 false)
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tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 32, i32 16, i1 false)
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%c = getelementptr inbounds %struct.vec2, %struct.vec2* %p, i64 0, i32 1
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store <4 x i32> <i32 1, i32 2, i32 3, i32 4>, <4 x i32>* %c, align 4
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ret void
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}
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define void @dontwrite28to32memcpy(%struct.vec2* nocapture %p) nounwind uwtable ssp {
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; CHECK-LABEL: @dontwrite28to32memcpy(
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entry:
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%0 = bitcast %struct.vec2* %p to i8*
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; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 32, i32 16, i1 false)
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tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 32, i32 16, i1 false)
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%arrayidx1 = getelementptr inbounds %struct.vec2, %struct.vec2* %p, i64 0, i32 0, i64 7
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store i32 1, i32* %arrayidx1, align 4
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ret void
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}
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
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declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
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%struct.trapframe = type { i64, i64, i64 }
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; bugzilla 11455 - make sure negative GEP's don't break this optimisation
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; CHECK-LABEL: @cpu_lwp_fork(
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define void @cpu_lwp_fork(%struct.trapframe* %md_regs, i64 %pcb_rsp0) nounwind uwtable noinline ssp {
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entry:
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%0 = inttoptr i64 %pcb_rsp0 to %struct.trapframe*
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%add.ptr = getelementptr inbounds %struct.trapframe, %struct.trapframe* %0, i64 -1
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%1 = bitcast %struct.trapframe* %add.ptr to i8*
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%2 = bitcast %struct.trapframe* %md_regs to i8*
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; CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* %2, i64 24, i32 1, i1 false)
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* %2, i64 24, i32 1, i1 false)
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%tf_trapno = getelementptr inbounds %struct.trapframe, %struct.trapframe* %0, i64 -1, i32 1
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store i64 3, i64* %tf_trapno, align 8
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ret void
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}
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