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llvm-mirror/test/CodeGen/AArch64/arm64-ccmp-heuristics.ll
Tim Northover ca0f4dc4f0 AArch64/ARM64: move ARM64 into AArch64's place
This commit starts with a "git mv ARM64 AArch64" and continues out
from there, renaming the C++ classes, intrinsics, and other
target-local objects for consistency.

"ARM64" test directories are also moved, and tests that began their
life in ARM64 use an arm64 triple, those from AArch64 use an aarch64
triple. Both should be equivalent though.

This finishes the AArch64 merge, and everyone should feel free to
continue committing as normal now.

llvm-svn: 209577
2014-05-24 12:50:23 +00:00

191 lines
8.3 KiB
LLVM

; RUN: llc < %s -mcpu=cyclone -verify-machineinstrs -aarch64-ccmp | FileCheck %s
target triple = "arm64-apple-ios7.0.0"
@channelColumns = external global i64
@channelTracks = external global i64
@mazeRoute = external hidden unnamed_addr global i8*, align 8
@TOP = external global i64*
@BOT = external global i64*
@netsAssign = external global i64*
; Function from yacr2/maze.c
; The branch at the end of %if.then is driven by %cmp5 and %cmp6.
; Isel converts the and i1 into two branches, and arm64-ccmp should not convert
; it back again. %cmp6 has much higher latency than %cmp5.
; CHECK: Maze1
; CHECK: %if.then
; CHECK: cmp x{{[0-9]+}}, #2
; CHECK-NEXT b.cc
; CHECK: %if.then
; CHECK: cmp x{{[0-9]+}}, #2
; CHECK-NEXT b.cc
define i32 @Maze1() nounwind ssp {
entry:
%0 = load i64* @channelColumns, align 8, !tbaa !0
%cmp90 = icmp eq i64 %0, 0
br i1 %cmp90, label %for.end, label %for.body
for.body: ; preds = %for.inc, %entry
%1 = phi i64 [ %0, %entry ], [ %37, %for.inc ]
%i.092 = phi i64 [ 1, %entry ], [ %inc53, %for.inc ]
%numLeft.091 = phi i32 [ 0, %entry ], [ %numLeft.1, %for.inc ]
%2 = load i8** @mazeRoute, align 8, !tbaa !3
%arrayidx = getelementptr inbounds i8* %2, i64 %i.092
%3 = load i8* %arrayidx, align 1, !tbaa !1
%tobool = icmp eq i8 %3, 0
br i1 %tobool, label %for.inc, label %if.then
if.then: ; preds = %for.body
%4 = load i64** @TOP, align 8, !tbaa !3
%arrayidx1 = getelementptr inbounds i64* %4, i64 %i.092
%5 = load i64* %arrayidx1, align 8, !tbaa !0
%6 = load i64** @netsAssign, align 8, !tbaa !3
%arrayidx2 = getelementptr inbounds i64* %6, i64 %5
%7 = load i64* %arrayidx2, align 8, !tbaa !0
%8 = load i64** @BOT, align 8, !tbaa !3
%arrayidx3 = getelementptr inbounds i64* %8, i64 %i.092
%9 = load i64* %arrayidx3, align 8, !tbaa !0
%arrayidx4 = getelementptr inbounds i64* %6, i64 %9
%10 = load i64* %arrayidx4, align 8, !tbaa !0
%cmp5 = icmp ugt i64 %i.092, 1
%cmp6 = icmp ugt i64 %10, 1
%or.cond = and i1 %cmp5, %cmp6
br i1 %or.cond, label %land.lhs.true7, label %if.else
land.lhs.true7: ; preds = %if.then
%11 = load i64* @channelTracks, align 8, !tbaa !0
%add = add i64 %11, 1
%call = tail call fastcc i32 @Maze1Mech(i64 %i.092, i64 %add, i64 %10, i64 0, i64 %7, i32 -1, i32 -1)
%tobool8 = icmp eq i32 %call, 0
br i1 %tobool8, label %land.lhs.true7.if.else_crit_edge, label %if.then9
land.lhs.true7.if.else_crit_edge: ; preds = %land.lhs.true7
%.pre = load i64* @channelColumns, align 8, !tbaa !0
br label %if.else
if.then9: ; preds = %land.lhs.true7
%12 = load i8** @mazeRoute, align 8, !tbaa !3
%arrayidx10 = getelementptr inbounds i8* %12, i64 %i.092
store i8 0, i8* %arrayidx10, align 1, !tbaa !1
%13 = load i64** @TOP, align 8, !tbaa !3
%arrayidx11 = getelementptr inbounds i64* %13, i64 %i.092
%14 = load i64* %arrayidx11, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %14)
%15 = load i64** @BOT, align 8, !tbaa !3
%arrayidx12 = getelementptr inbounds i64* %15, i64 %i.092
%16 = load i64* %arrayidx12, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %16)
br label %for.inc
if.else: ; preds = %land.lhs.true7.if.else_crit_edge, %if.then
%17 = phi i64 [ %.pre, %land.lhs.true7.if.else_crit_edge ], [ %1, %if.then ]
%cmp13 = icmp ult i64 %i.092, %17
%or.cond89 = and i1 %cmp13, %cmp6
br i1 %or.cond89, label %land.lhs.true16, label %if.else24
land.lhs.true16: ; preds = %if.else
%18 = load i64* @channelTracks, align 8, !tbaa !0
%add17 = add i64 %18, 1
%call18 = tail call fastcc i32 @Maze1Mech(i64 %i.092, i64 %add17, i64 %10, i64 0, i64 %7, i32 1, i32 -1)
%tobool19 = icmp eq i32 %call18, 0
br i1 %tobool19, label %if.else24, label %if.then20
if.then20: ; preds = %land.lhs.true16
%19 = load i8** @mazeRoute, align 8, !tbaa !3
%arrayidx21 = getelementptr inbounds i8* %19, i64 %i.092
store i8 0, i8* %arrayidx21, align 1, !tbaa !1
%20 = load i64** @TOP, align 8, !tbaa !3
%arrayidx22 = getelementptr inbounds i64* %20, i64 %i.092
%21 = load i64* %arrayidx22, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %21)
%22 = load i64** @BOT, align 8, !tbaa !3
%arrayidx23 = getelementptr inbounds i64* %22, i64 %i.092
%23 = load i64* %arrayidx23, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %23)
br label %for.inc
if.else24: ; preds = %land.lhs.true16, %if.else
br i1 %cmp5, label %land.lhs.true26, label %if.else36
land.lhs.true26: ; preds = %if.else24
%24 = load i64* @channelTracks, align 8, !tbaa !0
%cmp27 = icmp ult i64 %7, %24
br i1 %cmp27, label %land.lhs.true28, label %if.else36
land.lhs.true28: ; preds = %land.lhs.true26
%add29 = add i64 %24, 1
%call30 = tail call fastcc i32 @Maze1Mech(i64 %i.092, i64 0, i64 %7, i64 %add29, i64 %10, i32 -1, i32 1)
%tobool31 = icmp eq i32 %call30, 0
br i1 %tobool31, label %if.else36, label %if.then32
if.then32: ; preds = %land.lhs.true28
%25 = load i8** @mazeRoute, align 8, !tbaa !3
%arrayidx33 = getelementptr inbounds i8* %25, i64 %i.092
store i8 0, i8* %arrayidx33, align 1, !tbaa !1
%26 = load i64** @TOP, align 8, !tbaa !3
%arrayidx34 = getelementptr inbounds i64* %26, i64 %i.092
%27 = load i64* %arrayidx34, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %27)
%28 = load i64** @BOT, align 8, !tbaa !3
%arrayidx35 = getelementptr inbounds i64* %28, i64 %i.092
%29 = load i64* %arrayidx35, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %29)
br label %for.inc
if.else36: ; preds = %land.lhs.true28, %land.lhs.true26, %if.else24
%30 = load i64* @channelColumns, align 8, !tbaa !0
%cmp37 = icmp ult i64 %i.092, %30
br i1 %cmp37, label %land.lhs.true38, label %if.else48
land.lhs.true38: ; preds = %if.else36
%31 = load i64* @channelTracks, align 8, !tbaa !0
%cmp39 = icmp ult i64 %7, %31
br i1 %cmp39, label %land.lhs.true40, label %if.else48
land.lhs.true40: ; preds = %land.lhs.true38
%add41 = add i64 %31, 1
%call42 = tail call fastcc i32 @Maze1Mech(i64 %i.092, i64 0, i64 %7, i64 %add41, i64 %10, i32 1, i32 1)
%tobool43 = icmp eq i32 %call42, 0
br i1 %tobool43, label %if.else48, label %if.then44
if.then44: ; preds = %land.lhs.true40
%32 = load i8** @mazeRoute, align 8, !tbaa !3
%arrayidx45 = getelementptr inbounds i8* %32, i64 %i.092
store i8 0, i8* %arrayidx45, align 1, !tbaa !1
%33 = load i64** @TOP, align 8, !tbaa !3
%arrayidx46 = getelementptr inbounds i64* %33, i64 %i.092
%34 = load i64* %arrayidx46, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %34)
%35 = load i64** @BOT, align 8, !tbaa !3
%arrayidx47 = getelementptr inbounds i64* %35, i64 %i.092
%36 = load i64* %arrayidx47, align 8, !tbaa !0
tail call fastcc void @CleanNet(i64 %36)
br label %for.inc
if.else48: ; preds = %land.lhs.true40, %land.lhs.true38, %if.else36
%inc = add nsw i32 %numLeft.091, 1
br label %for.inc
for.inc: ; preds = %if.else48, %if.then44, %if.then32, %if.then20, %if.then9, %for.body
%numLeft.1 = phi i32 [ %numLeft.091, %if.then9 ], [ %numLeft.091, %if.then20 ], [ %numLeft.091, %if.then32 ], [ %numLeft.091, %if.then44 ], [ %inc, %if.else48 ], [ %numLeft.091, %for.body ]
%inc53 = add i64 %i.092, 1
%37 = load i64* @channelColumns, align 8, !tbaa !0
%cmp = icmp ugt i64 %inc53, %37
br i1 %cmp, label %for.end, label %for.body
for.end: ; preds = %for.inc, %entry
%numLeft.0.lcssa = phi i32 [ 0, %entry ], [ %numLeft.1, %for.inc ]
ret i32 %numLeft.0.lcssa
}
; Materializable
declare hidden fastcc i32 @Maze1Mech(i64, i64, i64, i64, i64, i32, i32) nounwind ssp
; Materializable
declare hidden fastcc void @CleanNet(i64) nounwind ssp
!0 = metadata !{metadata !"long", metadata !1}
!1 = metadata !{metadata !"omnipotent char", metadata !2}
!2 = metadata !{metadata !"Simple C/C++ TBAA"}
!3 = metadata !{metadata !"any pointer", metadata !1}