mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-16 11:30:51 +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
50 lines
1.7 KiB
LLVM
50 lines
1.7 KiB
LLVM
; RUN: opt < %s -basicaa -gvn -enable-load-pre -S | FileCheck %s
|
|
target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
|
|
target triple = "aarch64--linux-gnu"
|
|
|
|
define double @foo(i32 %stat, i32 %i, double** %p) {
|
|
; CHECK-LABEL: @foo(
|
|
entry:
|
|
switch i32 %stat, label %sw.default [
|
|
i32 0, label %sw.bb
|
|
i32 1, label %sw.bb
|
|
i32 2, label %sw.bb2
|
|
]
|
|
|
|
sw.bb: ; preds = %entry, %entry
|
|
%idxprom = sext i32 %i to i64
|
|
%arrayidx = getelementptr inbounds double*, double** %p, i64 0
|
|
%0 = load double*, double** %arrayidx, align 8
|
|
%arrayidx1 = getelementptr inbounds double, double* %0, i64 %idxprom
|
|
%1 = load double, double* %arrayidx1, align 8
|
|
%sub = fsub double %1, 1.000000e+00
|
|
%cmp = fcmp olt double %sub, 0.000000e+00
|
|
br i1 %cmp, label %if.then, label %if.end
|
|
|
|
if.then: ; preds = %sw.bb
|
|
br label %return
|
|
|
|
if.end: ; preds = %sw.bb
|
|
br label %sw.bb2
|
|
|
|
sw.bb2: ; preds = %if.end, %entry
|
|
%idxprom3 = sext i32 %i to i64
|
|
%arrayidx4 = getelementptr inbounds double*, double** %p, i64 0
|
|
%2 = load double*, double** %arrayidx4, align 8
|
|
%arrayidx5 = getelementptr inbounds double, double* %2, i64 %idxprom3
|
|
%3 = load double, double* %arrayidx5, align 8
|
|
; CHECK: sw.bb2:
|
|
; CHECK-NEXT-NOT: sext
|
|
; CHECK-NEXT: phi double [
|
|
; CHECK-NOT: load
|
|
%sub6 = fsub double 3.000000e+00, %3
|
|
br label %return
|
|
|
|
sw.default: ; preds = %entry
|
|
br label %return
|
|
|
|
return: ; preds = %sw.default, %sw.bb2, %if.then
|
|
%retval.0 = phi double [ 0.000000e+00, %sw.default ], [ %sub6, %sw.bb2 ], [ %sub, %if.then ]
|
|
ret double %retval.0
|
|
}
|