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https://github.com/c64scene-ar/llvm-6502.git
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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]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
59 lines
2.1 KiB
LLVM
59 lines
2.1 KiB
LLVM
; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=THUMB
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; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s -check-prefix=ARM
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; RUN: llc < %s -mtriple=arm-apple-darwin -relocation-model=pic -disable-fp-elim -mattr=+v6t2 | FileCheck %s -check-prefix=MOVT
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; rdar://7353541
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; rdar://7354376
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; rdar://8887598
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@GV = external global i32 ; <i32*> [#uses=2]
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define void @t(i32* nocapture %vals, i32 %c) nounwind {
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entry:
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; ARM-LABEL: t:
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; ARM: ldr [[REGISTER_1:r[0-9]+]], LCPI0_0
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; ARM: LPC0_0:
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; ARM: ldr r{{[0-9]+}}, [pc, [[REGISTER_1]]]
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; ARM: ldr r{{[0-9]+}}, [r{{[0-9]+}}]
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; MOVT-LABEL: t:
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; MOVT: movw [[REGISTER_2:r[0-9]+]], :lower16:(L_GV$non_lazy_ptr-(LPC0_0+8))
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; MOVT: movt [[REGISTER_2]], :upper16:(L_GV$non_lazy_ptr-(LPC0_0+8))
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; MOVT: LPC0_0:
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; MOVT: ldr r{{[0-9]+}}, [pc, [[REGISTER_2]]]
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; MOVT: ldr r{{[0-9]+}}, [r{{[0-9]+}}]
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; THUMB-LABEL: t:
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%0 = icmp eq i32 %c, 0 ; <i1> [#uses=1]
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br i1 %0, label %return, label %bb.nph
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bb.nph: ; preds = %entry
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; ARM: LCPI0_0:
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; ARM-NOT: LCPI0_1:
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; ARM: .section
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; THUMB: BB#1
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; THUMB: ldr r2, LCPI0_0
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; THUMB: add r2, pc
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; THUMB: ldr r{{[0-9]+}}, [r2]
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; THUMB: LBB0_2
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; THUMB: LCPI0_0:
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; THUMB-NOT: LCPI0_1:
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; THUMB: .section
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%.pre = load i32, i32* @GV, align 4 ; <i32> [#uses=1]
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br label %bb
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bb: ; preds = %bb, %bb.nph
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%1 = phi i32 [ %.pre, %bb.nph ], [ %3, %bb ] ; <i32> [#uses=1]
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%i.03 = phi i32 [ 0, %bb.nph ], [ %4, %bb ] ; <i32> [#uses=2]
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%scevgep = getelementptr i32, i32* %vals, i32 %i.03 ; <i32*> [#uses=1]
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%2 = load i32, i32* %scevgep, align 4 ; <i32> [#uses=1]
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%3 = add nsw i32 %1, %2 ; <i32> [#uses=2]
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store i32 %3, i32* @GV, align 4
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%4 = add i32 %i.03, 1 ; <i32> [#uses=2]
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%exitcond = icmp eq i32 %4, %c ; <i1> [#uses=1]
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br i1 %exitcond, label %return, label %bb
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return: ; preds = %bb, %entry
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ret void
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}
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