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| author | Jack Whitman <jack-m5ml2@cs.york.ac.uk> | 2009-06-24 21:22:46 -0700 |
|---|---|---|
| committer | Jack Whitman <jack-m5ml2@cs.york.ac.uk> | 2009-06-24 21:22:46 -0700 |
| commit | 853a0858f33e6d27c1b3bc1a7cb29636a82e7663 (patch) | |
| tree | 7a01f9cecf1546ea2ab7f15e8026829c45c67be8 /src/arch/arm/isa/decoder.isa | |
| parent | 6dd42728040751dec6f83d7bd89a2b33f2339fc6 (diff) | |
| download | gem5-853a0858f33e6d27c1b3bc1a7cb29636a82e7663.tar.xz | |
ARM: Link register is trashed by non-executed branch and link operations.
Diffstat (limited to 'src/arch/arm/isa/decoder.isa')
| -rw-r--r-- | src/arch/arm/isa/decoder.isa | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/arch/arm/isa/decoder.isa b/src/arch/arm/isa/decoder.isa index af325b57a..20f5b99f0 100644 --- a/src/arch/arm/isa/decoder.isa +++ b/src/arch/arm/isa/decoder.isa @@ -246,7 +246,7 @@ decode COND_CODE default Unknown::unknown() { }}); } 0x3: decode OPCODE_24_21 { - 0x9: BranchExchange::blx({{ LR = NPC; }}); + 0x9: BranchExchange::blx({{ }}, Link); } } } @@ -661,7 +661,7 @@ decode COND_CODE default Unknown::unknown() { 0x5: decode OPCODE_24 { // Branch (and Link) Instructions 0: Branch::b({{ }}); - 1: Branch::bl({{ LR = NPC; }}); + 1: Branch::bl({{ }}, Link); } 0x6: decode CPNUM { 0x1: decode PUNWL { |