mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
582 lines
20 KiB
LLVM
582 lines
20 KiB
LLVM
; RUN: opt < %s -loop-reroll -S | FileCheck %s
|
|
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"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
; int foo(int a);
|
|
; void bar(int *x) {
|
|
; for (int i = 0; i < 500; i += 3) {
|
|
; foo(i);
|
|
; foo(i+1);
|
|
; foo(i+2);
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @bar(i32* nocapture readnone %x) #0 {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%i.08 = phi i32 [ 0, %entry ], [ %add3, %for.body ]
|
|
%call = tail call i32 @foo(i32 %i.08) #1
|
|
%add = add nsw i32 %i.08, 1
|
|
%call1 = tail call i32 @foo(i32 %add) #1
|
|
%add2 = add nsw i32 %i.08, 2
|
|
%call3 = tail call i32 @foo(i32 %add2) #1
|
|
%add3 = add nsw i32 %i.08, 3
|
|
%exitcond = icmp eq i32 %add3, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @bar
|
|
|
|
; CHECK: for.body:
|
|
; CHECK: %indvar = phi i32 [ %indvar.next, %for.body ], [ 0, %entry ]
|
|
; CHECK: %call = tail call i32 @foo(i32 %indvar) #1
|
|
; CHECK: %indvar.next = add i32 %indvar, 1
|
|
; CHECK: %exitcond1 = icmp eq i32 %indvar, 497
|
|
; CHECK: br i1 %exitcond1, label %for.end, label %for.body
|
|
|
|
; CHECK: ret
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
declare i32 @foo(i32)
|
|
|
|
; void hi1(int *x) {
|
|
; for (int i = 0; i < 1500; i += 3) {
|
|
; x[i] = foo(0);
|
|
; x[i+1] = foo(0);
|
|
; x[i+2] = foo(0);
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @hi1(i32* nocapture %x) #0 {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%call = tail call i32 @foo(i32 0) #1
|
|
%arrayidx = getelementptr inbounds i32, i32* %x, i64 %indvars.iv
|
|
store i32 %call, i32* %arrayidx, align 4
|
|
%call1 = tail call i32 @foo(i32 0) #1
|
|
%0 = add nsw i64 %indvars.iv, 1
|
|
%arrayidx3 = getelementptr inbounds i32, i32* %x, i64 %0
|
|
store i32 %call1, i32* %arrayidx3, align 4
|
|
%call4 = tail call i32 @foo(i32 0) #1
|
|
%1 = add nsw i64 %indvars.iv, 2
|
|
%arrayidx7 = getelementptr inbounds i32, i32* %x, i64 %1
|
|
store i32 %call4, i32* %arrayidx7, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 3
|
|
%2 = trunc i64 %indvars.iv.next to i32
|
|
%cmp = icmp slt i32 %2, 1500
|
|
br i1 %cmp, label %for.body, label %for.end
|
|
|
|
; CHECK-LABEL: @hi1
|
|
|
|
; CHECK: for.body:
|
|
; CHECK: %indvar = phi i64 [ %indvar.next, %for.body ], [ 0, %entry ]
|
|
; CHECK: %call = tail call i32 @foo(i32 0) #1
|
|
; CHECK: %arrayidx = getelementptr inbounds i32, i32* %x, i64 %indvar
|
|
; CHECK: store i32 %call, i32* %arrayidx, align 4
|
|
; CHECK: %indvar.next = add i64 %indvar, 1
|
|
; CHECK: %exitcond = icmp eq i64 %indvar, 1499
|
|
; CHECK: br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK: ret
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; void hi2(int *x) {
|
|
; for (int i = 0; i < 500; ++i) {
|
|
; x[3*i] = foo(0);
|
|
; x[3*i+1] = foo(0);
|
|
; x[3*i+2] = foo(0);
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @hi2(i32* nocapture %x) #0 {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%call = tail call i32 @foo(i32 0) #1
|
|
%0 = mul nsw i64 %indvars.iv, 3
|
|
%arrayidx = getelementptr inbounds i32, i32* %x, i64 %0
|
|
store i32 %call, i32* %arrayidx, align 4
|
|
%call1 = tail call i32 @foo(i32 0) #1
|
|
%1 = add nsw i64 %0, 1
|
|
%arrayidx4 = getelementptr inbounds i32, i32* %x, i64 %1
|
|
store i32 %call1, i32* %arrayidx4, align 4
|
|
%call5 = tail call i32 @foo(i32 0) #1
|
|
%2 = add nsw i64 %0, 2
|
|
%arrayidx9 = getelementptr inbounds i32, i32* %x, i64 %2
|
|
store i32 %call5, i32* %arrayidx9, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond = icmp eq i64 %indvars.iv.next, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @hi2
|
|
|
|
; CHECK: for.body:
|
|
; CHECK: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
; CHECK: %call = tail call i32 @foo(i32 0) #1
|
|
; CHECK: %arrayidx = getelementptr inbounds i32, i32* %x, i64 %indvars.iv
|
|
; CHECK: store i32 %call, i32* %arrayidx, align 4
|
|
; CHECK: %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
; CHECK: %exitcond1 = icmp eq i64 %indvars.iv, 1499
|
|
; CHECK: br i1 %exitcond1, label %for.end, label %for.body
|
|
|
|
; CHECK: ret
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; void goo(float alpha, float *a, float *b) {
|
|
; for (int i = 0; i < 3200; i += 5) {
|
|
; a[i] += alpha * b[i];
|
|
; a[i + 1] += alpha * b[i + 1];
|
|
; a[i + 2] += alpha * b[i + 2];
|
|
; a[i + 3] += alpha * b[i + 3];
|
|
; a[i + 4] += alpha * b[i + 4];
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @goo(float %alpha, float* nocapture %a, float* nocapture readonly %b) #0 {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds float, float* %b, i64 %indvars.iv
|
|
%0 = load float, float* %arrayidx, align 4
|
|
%mul = fmul float %0, %alpha
|
|
%arrayidx2 = getelementptr inbounds float, float* %a, i64 %indvars.iv
|
|
%1 = load float, float* %arrayidx2, align 4
|
|
%add = fadd float %1, %mul
|
|
store float %add, float* %arrayidx2, align 4
|
|
%2 = add nsw i64 %indvars.iv, 1
|
|
%arrayidx5 = getelementptr inbounds float, float* %b, i64 %2
|
|
%3 = load float, float* %arrayidx5, align 4
|
|
%mul6 = fmul float %3, %alpha
|
|
%arrayidx9 = getelementptr inbounds float, float* %a, i64 %2
|
|
%4 = load float, float* %arrayidx9, align 4
|
|
%add10 = fadd float %4, %mul6
|
|
store float %add10, float* %arrayidx9, align 4
|
|
%5 = add nsw i64 %indvars.iv, 2
|
|
%arrayidx13 = getelementptr inbounds float, float* %b, i64 %5
|
|
%6 = load float, float* %arrayidx13, align 4
|
|
%mul14 = fmul float %6, %alpha
|
|
%arrayidx17 = getelementptr inbounds float, float* %a, i64 %5
|
|
%7 = load float, float* %arrayidx17, align 4
|
|
%add18 = fadd float %7, %mul14
|
|
store float %add18, float* %arrayidx17, align 4
|
|
%8 = add nsw i64 %indvars.iv, 3
|
|
%arrayidx21 = getelementptr inbounds float, float* %b, i64 %8
|
|
%9 = load float, float* %arrayidx21, align 4
|
|
%mul22 = fmul float %9, %alpha
|
|
%arrayidx25 = getelementptr inbounds float, float* %a, i64 %8
|
|
%10 = load float, float* %arrayidx25, align 4
|
|
%add26 = fadd float %10, %mul22
|
|
store float %add26, float* %arrayidx25, align 4
|
|
%11 = add nsw i64 %indvars.iv, 4
|
|
%arrayidx29 = getelementptr inbounds float, float* %b, i64 %11
|
|
%12 = load float, float* %arrayidx29, align 4
|
|
%mul30 = fmul float %12, %alpha
|
|
%arrayidx33 = getelementptr inbounds float, float* %a, i64 %11
|
|
%13 = load float, float* %arrayidx33, align 4
|
|
%add34 = fadd float %13, %mul30
|
|
store float %add34, float* %arrayidx33, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 5
|
|
%14 = trunc i64 %indvars.iv.next to i32
|
|
%cmp = icmp slt i32 %14, 3200
|
|
br i1 %cmp, label %for.body, label %for.end
|
|
|
|
; CHECK-LABEL: @goo
|
|
|
|
; CHECK: for.body:
|
|
; CHECK: %indvar = phi i64 [ %indvar.next, %for.body ], [ 0, %entry ]
|
|
; CHECK: %arrayidx = getelementptr inbounds float, float* %b, i64 %indvar
|
|
; CHECK: %0 = load float, float* %arrayidx, align 4
|
|
; CHECK: %mul = fmul float %0, %alpha
|
|
; CHECK: %arrayidx2 = getelementptr inbounds float, float* %a, i64 %indvar
|
|
; CHECK: %1 = load float, float* %arrayidx2, align 4
|
|
; CHECK: %add = fadd float %1, %mul
|
|
; CHECK: store float %add, float* %arrayidx2, align 4
|
|
; CHECK: %indvar.next = add i64 %indvar, 1
|
|
; CHECK: %exitcond = icmp eq i64 %indvar, 3199
|
|
; CHECK: br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK: ret
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; void hoo(float alpha, float *a, float *b, int *ip) {
|
|
; for (int i = 0; i < 3200; i += 5) {
|
|
; a[i] += alpha * b[ip[i]];
|
|
; a[i + 1] += alpha * b[ip[i + 1]];
|
|
; a[i + 2] += alpha * b[ip[i + 2]];
|
|
; a[i + 3] += alpha * b[ip[i + 3]];
|
|
; a[i + 4] += alpha * b[ip[i + 4]];
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @hoo(float %alpha, float* nocapture %a, float* nocapture readonly %b, i32* nocapture readonly %ip) #0 {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %entry, %for.body
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%arrayidx = getelementptr inbounds i32, i32* %ip, i64 %indvars.iv
|
|
%0 = load i32, i32* %arrayidx, align 4
|
|
%idxprom1 = sext i32 %0 to i64
|
|
%arrayidx2 = getelementptr inbounds float, float* %b, i64 %idxprom1
|
|
%1 = load float, float* %arrayidx2, align 4
|
|
%mul = fmul float %1, %alpha
|
|
%arrayidx4 = getelementptr inbounds float, float* %a, i64 %indvars.iv
|
|
%2 = load float, float* %arrayidx4, align 4
|
|
%add = fadd float %2, %mul
|
|
store float %add, float* %arrayidx4, align 4
|
|
%3 = add nsw i64 %indvars.iv, 1
|
|
%arrayidx7 = getelementptr inbounds i32, i32* %ip, i64 %3
|
|
%4 = load i32, i32* %arrayidx7, align 4
|
|
%idxprom8 = sext i32 %4 to i64
|
|
%arrayidx9 = getelementptr inbounds float, float* %b, i64 %idxprom8
|
|
%5 = load float, float* %arrayidx9, align 4
|
|
%mul10 = fmul float %5, %alpha
|
|
%arrayidx13 = getelementptr inbounds float, float* %a, i64 %3
|
|
%6 = load float, float* %arrayidx13, align 4
|
|
%add14 = fadd float %6, %mul10
|
|
store float %add14, float* %arrayidx13, align 4
|
|
%7 = add nsw i64 %indvars.iv, 2
|
|
%arrayidx17 = getelementptr inbounds i32, i32* %ip, i64 %7
|
|
%8 = load i32, i32* %arrayidx17, align 4
|
|
%idxprom18 = sext i32 %8 to i64
|
|
%arrayidx19 = getelementptr inbounds float, float* %b, i64 %idxprom18
|
|
%9 = load float, float* %arrayidx19, align 4
|
|
%mul20 = fmul float %9, %alpha
|
|
%arrayidx23 = getelementptr inbounds float, float* %a, i64 %7
|
|
%10 = load float, float* %arrayidx23, align 4
|
|
%add24 = fadd float %10, %mul20
|
|
store float %add24, float* %arrayidx23, align 4
|
|
%11 = add nsw i64 %indvars.iv, 3
|
|
%arrayidx27 = getelementptr inbounds i32, i32* %ip, i64 %11
|
|
%12 = load i32, i32* %arrayidx27, align 4
|
|
%idxprom28 = sext i32 %12 to i64
|
|
%arrayidx29 = getelementptr inbounds float, float* %b, i64 %idxprom28
|
|
%13 = load float, float* %arrayidx29, align 4
|
|
%mul30 = fmul float %13, %alpha
|
|
%arrayidx33 = getelementptr inbounds float, float* %a, i64 %11
|
|
%14 = load float, float* %arrayidx33, align 4
|
|
%add34 = fadd float %14, %mul30
|
|
store float %add34, float* %arrayidx33, align 4
|
|
%15 = add nsw i64 %indvars.iv, 4
|
|
%arrayidx37 = getelementptr inbounds i32, i32* %ip, i64 %15
|
|
%16 = load i32, i32* %arrayidx37, align 4
|
|
%idxprom38 = sext i32 %16 to i64
|
|
%arrayidx39 = getelementptr inbounds float, float* %b, i64 %idxprom38
|
|
%17 = load float, float* %arrayidx39, align 4
|
|
%mul40 = fmul float %17, %alpha
|
|
%arrayidx43 = getelementptr inbounds float, float* %a, i64 %15
|
|
%18 = load float, float* %arrayidx43, align 4
|
|
%add44 = fadd float %18, %mul40
|
|
store float %add44, float* %arrayidx43, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 5
|
|
%19 = trunc i64 %indvars.iv.next to i32
|
|
%cmp = icmp slt i32 %19, 3200
|
|
br i1 %cmp, label %for.body, label %for.end
|
|
|
|
; CHECK-LABEL: @hoo
|
|
|
|
; CHECK: for.body:
|
|
; CHECK: %indvar = phi i64 [ %indvar.next, %for.body ], [ 0, %entry ]
|
|
; CHECK: %arrayidx = getelementptr inbounds i32, i32* %ip, i64 %indvar
|
|
; CHECK: %0 = load i32, i32* %arrayidx, align 4
|
|
; CHECK: %idxprom1 = sext i32 %0 to i64
|
|
; CHECK: %arrayidx2 = getelementptr inbounds float, float* %b, i64 %idxprom1
|
|
; CHECK: %1 = load float, float* %arrayidx2, align 4
|
|
; CHECK: %mul = fmul float %1, %alpha
|
|
; CHECK: %arrayidx4 = getelementptr inbounds float, float* %a, i64 %indvar
|
|
; CHECK: %2 = load float, float* %arrayidx4, align 4
|
|
; CHECK: %add = fadd float %2, %mul
|
|
; CHECK: store float %add, float* %arrayidx4, align 4
|
|
; CHECK: %indvar.next = add i64 %indvar, 1
|
|
; CHECK: %exitcond = icmp eq i64 %indvar, 3199
|
|
; CHECK: br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK: ret
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; void multi1(int *x) {
|
|
; y = foo(0)
|
|
; for (int i = 0; i < 500; ++i) {
|
|
; x[3*i] = y;
|
|
; x[3*i+1] = y;
|
|
; x[3*i+2] = y;
|
|
; x[3*i+6] = y;
|
|
; x[3*i+7] = y;
|
|
; x[3*i+8] = y;
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @multi1(i32* nocapture %x) #0 {
|
|
entry:
|
|
%call = tail call i32 @foo(i32 0) #1
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%0 = mul nsw i64 %indvars.iv, 3
|
|
%arrayidx = getelementptr inbounds i32, i32* %x, i64 %0
|
|
store i32 %call, i32* %arrayidx, align 4
|
|
%1 = add nsw i64 %0, 1
|
|
%arrayidx4 = getelementptr inbounds i32, i32* %x, i64 %1
|
|
store i32 %call, i32* %arrayidx4, align 4
|
|
%2 = add nsw i64 %0, 2
|
|
%arrayidx9 = getelementptr inbounds i32, i32* %x, i64 %2
|
|
store i32 %call, i32* %arrayidx9, align 4
|
|
%3 = add nsw i64 %0, 6
|
|
%arrayidx6 = getelementptr inbounds i32, i32* %x, i64 %3
|
|
store i32 %call, i32* %arrayidx6, align 4
|
|
%4 = add nsw i64 %0, 7
|
|
%arrayidx7 = getelementptr inbounds i32, i32* %x, i64 %4
|
|
store i32 %call, i32* %arrayidx7, align 4
|
|
%5 = add nsw i64 %0, 8
|
|
%arrayidx8 = getelementptr inbounds i32, i32* %x, i64 %5
|
|
store i32 %call, i32* %arrayidx8, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond = icmp eq i64 %indvars.iv.next, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @multi1
|
|
|
|
; CHECK:for.body:
|
|
; CHECK: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
; CHECK: %0 = add i64 %indvars.iv, 6
|
|
; CHECK: %arrayidx = getelementptr inbounds i32, i32* %x, i64 %indvars.iv
|
|
; CHECK: store i32 %call, i32* %arrayidx, align 4
|
|
; CHECK: %arrayidx6 = getelementptr inbounds i32, i32* %x, i64 %0
|
|
; CHECK: store i32 %call, i32* %arrayidx6, align 4
|
|
; CHECK: %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
; CHECK: %exitcond2 = icmp eq i64 %0, 1505
|
|
; CHECK: br i1 %exitcond2, label %for.end, label %for.body
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; void multi2(int *x) {
|
|
; y = foo(0)
|
|
; for (int i = 0; i < 500; ++i) {
|
|
; x[3*i] = y;
|
|
; x[3*i+1] = y;
|
|
; x[3*i+2] = y;
|
|
; x[3*(i+1)] = y;
|
|
; x[3*(i+1)+1] = y;
|
|
; x[3*(i+1)+2] = y;
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @multi2(i32* nocapture %x) #0 {
|
|
entry:
|
|
%call = tail call i32 @foo(i32 0) #1
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%0 = mul nsw i64 %indvars.iv, 3
|
|
%add = add nsw i64 %indvars.iv, 1
|
|
%newmul = mul nsw i64 %add, 3
|
|
%arrayidx = getelementptr inbounds i32, i32* %x, i64 %0
|
|
store i32 %call, i32* %arrayidx, align 4
|
|
%1 = add nsw i64 %0, 1
|
|
%arrayidx4 = getelementptr inbounds i32, i32* %x, i64 %1
|
|
store i32 %call, i32* %arrayidx4, align 4
|
|
%2 = add nsw i64 %0, 2
|
|
%arrayidx9 = getelementptr inbounds i32, i32* %x, i64 %2
|
|
store i32 %call, i32* %arrayidx9, align 4
|
|
%arrayidx6 = getelementptr inbounds i32, i32* %x, i64 %newmul
|
|
store i32 %call, i32* %arrayidx6, align 4
|
|
%3 = add nsw i64 %newmul, 1
|
|
%arrayidx7 = getelementptr inbounds i32, i32* %x, i64 %3
|
|
store i32 %call, i32* %arrayidx7, align 4
|
|
%4 = add nsw i64 %newmul, 2
|
|
%arrayidx8 = getelementptr inbounds i32, i32* %x, i64 %4
|
|
store i32 %call, i32* %arrayidx8, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond = icmp eq i64 %indvars.iv.next, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @multi2
|
|
|
|
; CHECK:for.body:
|
|
; CHECK: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
; CHECK: %0 = add i64 %indvars.iv, 3
|
|
; CHECK: %arrayidx = getelementptr inbounds i32, i32* %x, i64 %indvars.iv
|
|
; CHECK: store i32 %call, i32* %arrayidx, align 4
|
|
; CHECK: %arrayidx6 = getelementptr inbounds i32, i32* %x, i64 %0
|
|
; CHECK: store i32 %call, i32* %arrayidx6, align 4
|
|
; CHECK: %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
; CHECK: %exitcond2 = icmp eq i64 %indvars.iv, 1499
|
|
; CHECK: br i1 %exitcond2, label %for.end, label %for.body
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; void multi3(int *x) {
|
|
; y = foo(0)
|
|
; for (int i = 0; i < 500; ++i) {
|
|
; // Note: No zero index
|
|
; x[3*i+3] = y;
|
|
; x[3*i+4] = y;
|
|
; x[3*i+5] = y;
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @multi3(i32* nocapture %x) #0 {
|
|
entry:
|
|
%call = tail call i32 @foo(i32 0) #1
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%0 = mul nsw i64 %indvars.iv, 3
|
|
%x0 = add nsw i64 %0, 3
|
|
%add = add nsw i64 %indvars.iv, 1
|
|
%arrayidx = getelementptr inbounds i32, i32* %x, i64 %x0
|
|
store i32 %call, i32* %arrayidx, align 4
|
|
%1 = add nsw i64 %0, 4
|
|
%arrayidx4 = getelementptr inbounds i32, i32* %x, i64 %1
|
|
store i32 %call, i32* %arrayidx4, align 4
|
|
%2 = add nsw i64 %0, 5
|
|
%arrayidx9 = getelementptr inbounds i32, i32* %x, i64 %2
|
|
store i32 %call, i32* %arrayidx9, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond = icmp eq i64 %indvars.iv.next, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @multi3
|
|
; CHECK: for.body:
|
|
; CHECK: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
; CHECK: %0 = add i64 %indvars.iv, 3
|
|
; CHECK: %arrayidx = getelementptr inbounds i32, i32* %x, i64 %0
|
|
; CHECK: store i32 %call, i32* %arrayidx, align 4
|
|
; CHECK: %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
; CHECK: %exitcond1 = icmp eq i64 %0, 1502
|
|
; CHECK: br i1 %exitcond1, label %for.end, label %for.body
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
; int foo(int a);
|
|
; void bar2(int *x, int y, int z) {
|
|
; for (int i = 0; i < 500; i += 3) {
|
|
; foo(i+y+i*z); // Slightly reordered instruction order
|
|
; foo(i+1+y+(i+1)*z);
|
|
; foo(i+2+y+(i+2)*z);
|
|
; }
|
|
; }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @bar2(i32* nocapture readnone %x, i32 %y, i32 %z) #0 {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%i.08 = phi i32 [ 0, %entry ], [ %add3, %for.body ]
|
|
|
|
%tmp1 = add i32 %i.08, %y
|
|
%tmp2 = mul i32 %i.08, %z
|
|
%tmp3 = add i32 %tmp2, %tmp1
|
|
%call = tail call i32 @foo(i32 %tmp3) #1
|
|
|
|
%add = add nsw i32 %i.08, 1
|
|
%tmp2a = mul i32 %add, %z
|
|
%tmp1a = add i32 %add, %y
|
|
%tmp3a = add i32 %tmp2a, %tmp1a
|
|
%calla = tail call i32 @foo(i32 %tmp3a) #1
|
|
|
|
%add2 = add nsw i32 %i.08, 2
|
|
%tmp2b = mul i32 %add2, %z
|
|
%tmp1b = add i32 %add2, %y
|
|
%tmp3b = add i32 %tmp2b, %tmp1b
|
|
%callb = tail call i32 @foo(i32 %tmp3b) #1
|
|
|
|
%add3 = add nsw i32 %i.08, 3
|
|
|
|
%exitcond = icmp eq i32 %add3, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @bar2
|
|
|
|
; CHECK: for.body:
|
|
; CHECK: %indvar = phi i32 [ %indvar.next, %for.body ], [ 0, %entry ]
|
|
; CHECK: %tmp1 = add i32 %indvar, %y
|
|
; CHECK: %tmp2 = mul i32 %indvar, %z
|
|
; CHECK: %tmp3 = add i32 %tmp2, %tmp1
|
|
; CHECK: %call = tail call i32 @foo(i32 %tmp3) #1
|
|
; CHECK: %indvar.next = add i32 %indvar, 1
|
|
; CHECK: %exitcond1 = icmp eq i32 %indvar, 497
|
|
; CHECK: br i1 %exitcond1, label %for.end, label %for.body
|
|
|
|
; CHECK: ret
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
%struct.s = type { i32, i32 }
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @gep1(%struct.s* nocapture %x) #0 {
|
|
entry:
|
|
%call = tail call i32 @foo(i32 0) #1
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
|
|
%0 = mul nsw i64 %indvars.iv, 3
|
|
%arrayidx = getelementptr inbounds %struct.s, %struct.s* %x, i64 %0, i32 0
|
|
store i32 %call, i32* %arrayidx, align 4
|
|
%1 = add nsw i64 %0, 1
|
|
%arrayidx4 = getelementptr inbounds %struct.s, %struct.s* %x, i64 %1, i32 0
|
|
store i32 %call, i32* %arrayidx4, align 4
|
|
%2 = add nsw i64 %0, 2
|
|
%arrayidx9 = getelementptr inbounds %struct.s, %struct.s* %x, i64 %2, i32 0
|
|
store i32 %call, i32* %arrayidx9, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond = icmp eq i64 %indvars.iv.next, 500
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
; CHECK-LABEL: @gep1
|
|
; This test is a crash test only.
|
|
; CHECK: ret
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
}
|
|
|
|
|
|
attributes #0 = { nounwind uwtable }
|
|
attributes #1 = { nounwind }
|
|
|