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Avoid MipsAnalyzeImmediate usage if the constant fits in an 32-bit integer. This allows us to generate the same instructions for the materialization of the same constants regardless the width of their type. Patch by: Vasileios Kalintiris Contributions by: Simon Dardis Reviewers: Daniel Sanders Differential Review: https://reviews.llvm.org/D21689 llvm-svn: 276628
54 lines
1.1 KiB
LLVM
54 lines
1.1 KiB
LLVM
; RUN: llc -march=mips64el -mcpu=mips4 < %s | FileCheck %s
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; RUN: llc -march=mips64el -mcpu=mips64 < %s | FileCheck %s
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define i32 @foo1() nounwind readnone {
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entry:
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; CHECK: foo1
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; CHECK: lui ${{[0-9]+}}, 4660
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; CHECK-NOT: ori
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ret i32 305397760
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}
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define i64 @foo3() nounwind readnone {
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entry:
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; CHECK: foo3
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; CHECK: lui $[[R0:[0-9]+]], 4660
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; CHECK: ori ${{[0-9]+}}, $[[R0]], 22136
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ret i64 305419896
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}
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define i64 @foo6() nounwind readnone {
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entry:
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; CHECK: foo6
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; CHECK: ori ${{[0-9]+}}, $zero, 33332
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ret i64 33332
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}
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define i64 @foo7() nounwind readnone {
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entry:
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; CHECK: foo7
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; CHECK: daddiu ${{[0-9]+}}, $zero, -32204
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ret i64 -32204
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}
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define i64 @foo9() nounwind readnone {
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entry:
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; CHECK: foo9
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; CHECK: lui $[[R0:[0-9]+]], 583
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; CHECK: daddiu $[[R1:[0-9]+]], $[[R0]], -30001
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; CHECK: dsll $[[R2:[0-9]+]], $[[R1]], 18
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; CHECK: daddiu $[[R3:[0-9]+]], $[[R2]], 18441
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; CHECK: dsll $[[R4:[0-9]+]], $[[R3]], 17
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; CHECK: daddiu ${{[0-9]+}}, $[[R4]], 13398
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ret i64 1311768467284833366
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}
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define i64 @foo10() nounwind readnone {
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entry:
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; CHECK: foo10
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; CHECK: lui $[[R0:[0-9]+]], 34661
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; CHECK: daddiu ${{[0-9]+}}, $[[R0]], 17185
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ret i64 -8690466096928522240
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}
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