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target-ppc: VSX Stage 4: Add lxsiwax, lxsiwzx and lxsspx 

This patch adds the scalar load instructions introduced in ISA
V2.07:

  - Load VSX Scalar as Integer Word Algebraic Indexd (lxsiwax)
  - Load VSX Scalar as Integer Word and Zero Indexed (lxsiwzx)
  - Load VSX Scalar Single-Precision Indexed (lxsspx)

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 08:10:30 -06:00 committed by Alexander Graf
parent e072fe796e
commit cac7f0ba4a
1 changed files with 14 additions and 0 deletions
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14
target-ppc/translate.c
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@ -2585,6 +2585,14 @@ static inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2)
tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx); tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx);
} }
static void gen_qemu_ld32s_i64(DisasContext *ctx, TCGv_i64 val, TCGv addr)
{
TCGv tmp = tcg_temp_new();
gen_qemu_ld32s(ctx, tmp, addr);
tcg_gen_ext_tl_i64(val, tmp);
tcg_temp_free(tmp);
}
static inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) static inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{ {
tcg_gen_qemu_ld64(arg1, arg2, ctx->mem_idx); tcg_gen_qemu_ld64(arg1, arg2, ctx->mem_idx);
@ -7039,6 +7047,9 @@ static void gen_##name(DisasContext *ctx) \
} }
VSX_LOAD_SCALAR(lxsdx, ld64) VSX_LOAD_SCALAR(lxsdx, ld64)
VSX_LOAD_SCALAR(lxsiwax, ld32s_i64)
VSX_LOAD_SCALAR(lxsiwzx, ld32u_i64)
VSX_LOAD_SCALAR(lxsspx, ld32fs)
static void gen_lxvd2x(DisasContext *ctx) static void gen_lxvd2x(DisasContext *ctx)
{ {
@ -10044,6 +10055,9 @@ GEN_VAFORM_PAIRED(vsel, vperm, 21),
GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23), GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23),
GEN_HANDLER_E(lxsdx, 0x1F, 0x0C, 0x12, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxsdx, 0x1F, 0x0C, 0x12, 0, PPC_NONE, PPC2_VSX),
GEN_HANDLER_E(lxsiwax, 0x1F, 0x0C, 0x02, 0, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(lxsiwzx, 0x1F, 0x0C, 0x00, 0, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(lxsspx, 0x1F, 0x0C, 0x10, 0, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX),
GEN_HANDLER_E(lxvdsx, 0x1F, 0x0C, 0x0A, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxvdsx, 0x1F, 0x0C, 0x0A, 0, PPC_NONE, PPC2_VSX),
GEN_HANDLER_E(lxvw4x, 0x1F, 0x0C, 0x18, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxvw4x, 0x1F, 0x0C, 0x18, 0, PPC_NONE, PPC2_VSX),