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target-ppc: Altivec's mtvscr Decodes Wrong Register

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The Move to Vector Status and Control Register (mtvscr) instruction
uses VRB as the source register.  Fix the code generator to correctly
decode the VRB field.  That is, use "rB(ctx->opcode)" instead of
"rD(ctx->opcode)".

Signed-off-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Tom Musta 2014-11-14 14:01:41 -06:00 committed by Alexander Graf
parent f2a64032a1
commit 76cb658419
1 changed files with 1 additions and 1 deletions
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2
target-ppc/translate.c
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@ -6848,7 +6848,7 @@ static void gen_mtvscr(DisasContext *ctx)
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
p = gen_avr_ptr(rD(ctx->opcode));
p = gen_avr_ptr(rB(ctx->opcode));
gen_helper_mtvscr(cpu_env, p);
tcg_temp_free_ptr(p);
}