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target-ppc: VSX Stage 4: Refactor stxsdx

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This patch refactors the stxsdx instruction.  Reusable code is
extracted into a macro which will be used in subsequent patches
in this series.

Signed-off-by: Tom Musta <tommusta@gmail.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Tom Musta 2014-01-15 08:10:31 -06:00 committed by Alexander Graf
parent cac7f0ba4a
commit f026da7830
1 changed files with 15 additions and 12 deletions
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27
target-ppc/translate.c
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@ -7112,20 +7112,23 @@ static void gen_lxvw4x(DisasContext *ctx)
tcg_temp_free_i64(tmp);
}
static void gen_stxsdx(DisasContext *ctx)
{
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
gen_qemu_st64(ctx, cpu_vsrh(xS(ctx->opcode)), EA);
tcg_temp_free(EA);
#define VSX_STORE_SCALAR(name, operation) \
static void gen_##name(DisasContext *ctx) \
{ \
TCGv EA; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##operation(ctx, cpu_vsrh(xS(ctx->opcode)), EA); \
tcg_temp_free(EA); \
}
VSX_STORE_SCALAR(stxsdx, st64)
static void gen_stxvd2x(DisasContext *ctx)
{
TCGv EA;