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Fix sign-extension on BL1

This commit is contained in:
Jeffrey Pfau 2013-04-12 22:59:19 -07:00
parent eed0e77079
commit 67750e351b
1 changed files with 2 additions and 2 deletions
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4
src/isa-thumb.c
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@ -344,8 +344,8 @@ DEFINE_INSTRUCTION_THUMB(ILL, ARM_STUB)
DEFINE_INSTRUCTION_THUMB(BKPT, ARM_STUB)
DEFINE_INSTRUCTION_THUMB(B, ARM_STUB)
DEFINE_INSTRUCTION_THUMB(BL1, \
int16_t immediate = (opcode & 0x07FF) << 7; \
cpu->gprs[ARM_LR] = cpu->gprs[ARM_PC] + (((int32_t) immediate) << 5);)
int16_t immediate = (opcode & 0x07FF) << 5; \
cpu->gprs[ARM_LR] = cpu->gprs[ARM_PC] + (((int32_t) immediate) << 7);)
DEFINE_INSTRUCTION_THUMB(BL2, \
uint16_t immediate = (opcode & 0x07FF) << 1; \