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847346c646
Summary: This completes the change to use JALR instead of JR on MIPS32r6/MIPS64r6. Reviewers: jkolek, vmedic, zoran.jovanovic, dsanders Reviewed By: dsanders Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D4269 llvm-svn: 212605
35 lines
1.4 KiB
LLVM
35 lines
1.4 KiB
LLVM
; Test all important variants of the unconditional 'br' instruction.
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; RUN: llc -march=mips -mcpu=mips32 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=NOT-R6
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; RUN: llc -march=mips -mcpu=mips32r2 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=NOT-R6
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; RUN: llc -march=mips -mcpu=mips32r6 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=R6
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; RUN: llc -march=mips64 -mcpu=mips4 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=NOT-R6
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; RUN: llc -march=mips64 -mcpu=mips64 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=NOT-R6
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; RUN: llc -march=mips64 -mcpu=mips64r2 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=NOT-R6
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; RUN: llc -march=mips64 -mcpu=mips64r6 -asm-show-inst < %s | FileCheck %s -check-prefix=ALL -check-prefix=R6
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define i32 @br(i8 *%addr) {
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; ALL-LABEL: br:
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; NOT-R6: jr $4 # <MCInst #{{[0-9]+}} JR
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; R6: jr $4 # <MCInst #{{[0-9]+}} JALR
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; ALL: $BB0_1: # %L1
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; NOT-R6: jr $ra # <MCInst #{{[0-9]+}} JR
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; R6: jr $ra # <MCInst #{{[0-9]+}} JALR
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; ALL: addiu $2, $zero, 0
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; ALL: $BB0_2: # %L2
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; NOT-R6: jr $ra # <MCInst #{{[0-9]+}} JR
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; R6: jr $ra # <MCInst #{{[0-9]+}} JALR
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; ALL: addiu $2, $zero, 1
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entry:
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indirectbr i8* %addr, [label %L1, label %L2]
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L1:
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ret i32 0
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L2:
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ret i32 1
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}
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