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fixed b[l] decoding

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@987 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-07-07 22:06:01 +00:00
parent e02aa6869e
commit 38a64f9dfe
1 changed files with 4 additions and 1 deletions
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5
target-ppc/translate.c
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@ -1520,7 +1520,10 @@ GEN_HANDLER(stfiwx, 0x1F, 0x17, 0x1E, 0x00000001, PPC_FLOAT)
/* b ba bl bla */ /* b ba bl bla */
GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW) GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
{ {
uint32_t li = s_ext24(LI(ctx->opcode)), target; uint32_t li, target;
/* sign extend LI */
li = ((int32_t)LI(ctx->opcode) << 6) >> 6;
if (AA(ctx->opcode) == 0) if (AA(ctx->opcode) == 0)
target = ctx->nip + li - 4; target = ctx->nip + li - 4;