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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
55 lines
2.1 KiB
LLVM
55 lines
2.1 KiB
LLVM
; RUN: llc -O0 -debug %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=LLC-O0
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; RUN: llc -O1 -debug %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=LLC-Ox
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; RUN: llc -O2 -debug %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=LLC-Ox
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; RUN: llc -O3 -debug %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=LLC-Ox
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; RUN: llc -misched-postra -debug %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=LLC-MORE
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; REQUIRES: asserts
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; This test verifies that we don't run Machine Function optimizations
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; on optnone functions.
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; Function Attrs: noinline optnone
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define i32 @_Z3fooi(i32 %x) #0 {
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entry:
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%x.addr = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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br label %while.cond
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while.cond: ; preds = %while.body, %entry
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%0 = load i32, i32* %x.addr, align 4
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%dec = add nsw i32 %0, -1
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store i32 %dec, i32* %x.addr, align 4
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%tobool = icmp ne i32 %0, 0
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br i1 %tobool, label %while.body, label %while.end
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while.body: ; preds = %while.cond
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br label %while.cond
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while.end: ; preds = %while.cond
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ret i32 0
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}
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attributes #0 = { optnone noinline }
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; Nothing that runs at -O0 gets skipped.
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; LLC-O0-NOT: Skipping pass
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; Machine Function passes run at -O1 and higher.
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; LLC-Ox-DAG: Skipping pass 'Branch Probability Basic Block Placement'
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; LLC-Ox-DAG: Skipping pass 'CodeGen Prepare'
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; LLC-Ox-DAG: Skipping pass 'Control Flow Optimizer'
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; LLC-Ox-DAG: Skipping pass 'Machine code sinking'
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; LLC-Ox-DAG: Skipping pass 'Machine Common Subexpression Elimination'
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; LLC-Ox-DAG: Skipping pass 'Machine Copy Propagation Pass'
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; LLC-Ox-DAG: Skipping pass 'Machine Loop Invariant Code Motion'
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; LLC-Ox-DAG: Skipping pass 'Merge disjoint stack slots'
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; LLC-Ox-DAG: Skipping pass 'Optimize machine instruction PHIs'
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; LLC-Ox-DAG: Skipping pass 'Peephole Optimizations'
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; LLC-Ox-DAG: Skipping pass 'Post{{.*}}RA{{.*}}{{[Ss]}}cheduler'
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; LLC-Ox-DAG: Skipping pass 'Remove dead machine instructions'
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; LLC-Ox-DAG: Skipping pass 'Tail Duplication'
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; Alternate post-RA scheduler.
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; LLC-MORE: Skipping pass 'PostRA Machine Instruction Scheduler'
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