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target/ppc: Move VSX vector storage access insns to decodetree.

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Moving the following instructions to decodetree specification:

  lxv{b16, d2, h8, w4, ds, ws}x   : X-form
  stxv{b16, d2, h8, w4}x          : X-form

The changes were verified by validating that the tcg-ops generated for those
instructions remain the same, which were captured using the '-d in_asm,op' flag.

Signed-off-by: Chinmay Rath <rathc@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This commit is contained in:
Chinmay Rath 2024-06-18 14:28:30 +05:30 committed by Nicholas Piggin
parent 29df8d950e
commit 7419dc5b2b
3 changed files with 97 additions and 124 deletions
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10
target/ppc/insn32.decode
View File

@ -1006,9 +1006,19 @@ STXSIHX 011111 ..... ..... ..... 1110101101 . @X_TSX
STXSIWX 011111 ..... ..... ..... 0010001100 . @X_TSX
STXSSPX 011111 ..... ..... ..... 1010001100 . @X_TSX
LXVB16X 011111 ..... ..... ..... 1101101100 . @X_TSX
LXVD2X 011111 ..... ..... ..... 1101001100 . @X_TSX
LXVH8X 011111 ..... ..... ..... 1100101100 . @X_TSX
LXVW4X 011111 ..... ..... ..... 1100001100 . @X_TSX
LXVDSX 011111 ..... ..... ..... 0101001100 . @X_TSX
LXVWSX 011111 ..... ..... ..... 0101101100 . @X_TSX
LXVL 011111 ..... ..... ..... 0100001101 . @X_TSX
LXVLL 011111 ..... ..... ..... 0100101101 . @X_TSX
STXVB16X 011111 ..... ..... ..... 1111101100 . @X_TSX
STXVD2X 011111 ..... ..... ..... 1111001100 . @X_TSX
STXVH8X 011111 ..... ..... ..... 1110101100 . @X_TSX
STXVW4X 011111 ..... ..... ..... 1110001100 . @X_TSX
STXVL 011111 ..... ..... ..... 0110001101 . @X_TSX
STXVLL 011111 ..... ..... ..... 0110101101 . @X_TSX

199
target/ppc/translate/vsx-impl.c.inc
View File

@ -46,41 +46,37 @@ TRANS_FLAGS2(ISA300, LXSIHZX, do_lxs, gen_qemu_ld16u_i64);
TRANS_FLAGS2(VSX207, LXSIWZX, do_lxs, gen_qemu_ld32u_i64);
TRANS_FLAGS2(VSX207, LXSSPX, do_lxs, gen_qemu_ld32fs);
static void gen_lxvd2x(DisasContext *ctx)
static bool trans_LXVD2X(DisasContext *ctx, arg_LXVD2X *a)
{
TCGv EA;
TCGv_i64 t0;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, VSX);
t0 = tcg_temp_new_i64();
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
gen_qemu_ld64_i64(ctx, t0, EA);
set_cpu_vsr(xT(ctx->opcode), t0, true);
set_cpu_vsr(a->rt, t0, true);
tcg_gen_addi_tl(EA, EA, 8);
gen_qemu_ld64_i64(ctx, t0, EA);
set_cpu_vsr(xT(ctx->opcode), t0, false);
set_cpu_vsr(a->rt, t0, false);
return true;
}
static void gen_lxvw4x(DisasContext *ctx)
static bool trans_LXVW4X(DisasContext *ctx, arg_LXVW4X *a)
{
TCGv EA;
TCGv_i64 xth;
TCGv_i64 xtl;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
TCGv_i64 xth, xtl;
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, VSX);
xth = tcg_temp_new_i64();
xtl = tcg_temp_new_i64();
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
if (ctx->le_mode) {
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
@ -97,55 +93,45 @@ static void gen_lxvw4x(DisasContext *ctx)
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEUQ);
}
set_cpu_vsr(xT(ctx->opcode), xth, true);
set_cpu_vsr(xT(ctx->opcode), xtl, false);
set_cpu_vsr(a->rt, xth, true);
set_cpu_vsr(a->rt, xtl, false);
return true;
}
static void gen_lxvwsx(DisasContext *ctx)
static bool trans_LXVWSX(DisasContext *ctx, arg_LXVWSX *a)
{
TCGv EA;
TCGv_i32 data;
if (xT(ctx->opcode) < 32) {
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
if (a->rt < 32) {
REQUIRE_VSX(ctx);
} else {
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
REQUIRE_VECTOR(ctx);
}
REQUIRE_INSNS_FLAGS2(ctx, ISA300);
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
data = tcg_temp_new_i32();
tcg_gen_qemu_ld_i32(data, EA, ctx->mem_idx, DEF_MEMOP(MO_UL));
tcg_gen_gvec_dup_i32(MO_UL, vsr_full_offset(xT(ctx->opcode)), 16, 16, data);
tcg_gen_gvec_dup_i32(MO_UL, vsr_full_offset(a->rt), 16, 16, data);
return true;
}
static void gen_lxvdsx(DisasContext *ctx)
static bool trans_LXVDSX(DisasContext *ctx, arg_LXVDSX *a)
{
TCGv EA;
TCGv_i64 data;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, VSX);
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
data = tcg_temp_new_i64();
tcg_gen_qemu_ld_i64(data, EA, ctx->mem_idx, DEF_MEMOP(MO_UQ));
tcg_gen_gvec_dup_i64(MO_UQ, vsr_full_offset(xT(ctx->opcode)), 16, 16, data);
tcg_gen_gvec_dup_i64(MO_UQ, vsr_full_offset(a->rt), 16, 16, data);
return true;
}
static void gen_bswap16x8(TCGv_i64 outh, TCGv_i64 outl,
@ -184,52 +170,47 @@ static void gen_bswap32x4(TCGv_i64 outh, TCGv_i64 outl,
tcg_gen_deposit_i64(outl, outl, lo, 32, 32);
}
static void gen_lxvh8x(DisasContext *ctx)
static bool trans_LXVH8X(DisasContext *ctx, arg_LXVH8X *a)
{
TCGv EA;
TCGv_i64 xth;
TCGv_i64 xtl;
TCGv_i64 xth, xtl;
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, ISA300);
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
xth = tcg_temp_new_i64();
xtl = tcg_temp_new_i64();
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEUQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEUQ);
if (ctx->le_mode) {
gen_bswap16x8(xth, xtl, xth, xtl);
}
set_cpu_vsr(xT(ctx->opcode), xth, true);
set_cpu_vsr(xT(ctx->opcode), xtl, false);
set_cpu_vsr(a->rt, xth, true);
set_cpu_vsr(a->rt, xtl, false);
return true;
}
static void gen_lxvb16x(DisasContext *ctx)
static bool trans_LXVB16X(DisasContext *ctx, arg_LXVB16X *a)
{
TCGv EA;
TCGv_i64 xth;
TCGv_i64 xtl;
TCGv_i64 xth, xtl;
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, ISA300);
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
xth = tcg_temp_new_i64();
xtl = tcg_temp_new_i64();
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEUQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEUQ);
set_cpu_vsr(xT(ctx->opcode), xth, true);
set_cpu_vsr(xT(ctx->opcode), xtl, false);
set_cpu_vsr(a->rt, xth, true);
set_cpu_vsr(a->rt, xtl, false);
return true;
}
#if defined(TARGET_PPC64)
@ -319,42 +300,39 @@ TRANS_FLAGS2(ISA300, STXSIHX, do_stxs, gen_qemu_st16_i64);
TRANS_FLAGS2(VSX207, STXSIWX, do_stxs, gen_qemu_st32_i64);
TRANS_FLAGS2(VSX207, STXSSPX, do_stxs, gen_qemu_st32fs);
static void gen_stxvd2x(DisasContext *ctx)
static bool trans_STXVD2X(DisasContext *ctx, arg_STXVD2X *a)
{
TCGv EA;
TCGv_i64 t0;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, VSX);
t0 = tcg_temp_new_i64();
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
get_cpu_vsr(t0, xS(ctx->opcode), true);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
get_cpu_vsr(t0, a->rt, true);
gen_qemu_st64_i64(ctx, t0, EA);
tcg_gen_addi_tl(EA, EA, 8);
get_cpu_vsr(t0, xS(ctx->opcode), false);
get_cpu_vsr(t0, a->rt, false);
gen_qemu_st64_i64(ctx, t0, EA);
return true;
}
static void gen_stxvw4x(DisasContext *ctx)
static bool trans_STXVW4X(DisasContext *ctx, arg_STXVW4X *a)
{
TCGv EA;
TCGv_i64 xsh;
TCGv_i64 xsl;
TCGv_i64 xsh, xsl;
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, VSX);
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
xsh = tcg_temp_new_i64();
xsl = tcg_temp_new_i64();
get_cpu_vsr(xsh, xS(ctx->opcode), true);
get_cpu_vsr(xsl, xS(ctx->opcode), false);
get_cpu_vsr(xsh, a->rt, true);
get_cpu_vsr(xsl, a->rt, false);
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
if (ctx->le_mode) {
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
@ -371,25 +349,23 @@ static void gen_stxvw4x(DisasContext *ctx)
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEUQ);
}
return true;
}
static void gen_stxvh8x(DisasContext *ctx)
static bool trans_STXVH8X(DisasContext *ctx, arg_STXVH8X *a)
{
TCGv EA;
TCGv_i64 xsh;
TCGv_i64 xsl;
TCGv_i64 xsh, xsl;
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, ISA300);
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
xsh = tcg_temp_new_i64();
xsl = tcg_temp_new_i64();
get_cpu_vsr(xsh, xS(ctx->opcode), true);
get_cpu_vsr(xsl, xS(ctx->opcode), false);
get_cpu_vsr(xsh, a->rt, true);
get_cpu_vsr(xsl, a->rt, false);
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
if (ctx->le_mode) {
TCGv_i64 outh = tcg_temp_new_i64();
TCGv_i64 outl = tcg_temp_new_i64();
@ -403,28 +379,27 @@ static void gen_stxvh8x(DisasContext *ctx)
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEUQ);
}
return true;
}
static void gen_stxvb16x(DisasContext *ctx)
static bool trans_STXVB16X(DisasContext *ctx, arg_STXVB16X *a)
{
TCGv EA;
TCGv_i64 xsh;
TCGv_i64 xsl;
TCGv_i64 xsh, xsl;
REQUIRE_VSX(ctx);
REQUIRE_INSNS_FLAGS2(ctx, ISA300);
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
xsh = tcg_temp_new_i64();
xsl = tcg_temp_new_i64();
get_cpu_vsr(xsh, xS(ctx->opcode), true);
get_cpu_vsr(xsl, xS(ctx->opcode), false);
get_cpu_vsr(xsh, a->rt, true);
get_cpu_vsr(xsl, a->rt, false);
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
EA = do_ea_calc(ctx, a->ra, cpu_gpr[a->rb]);
tcg_gen_qemu_st_i64(xsh, EA, ctx->mem_idx, MO_BEUQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEUQ);
return true;
}
static void gen_mfvsrwz(DisasContext *ctx)

12
target/ppc/translate/vsx-ops.c.inc
View File

@ -1,15 +1,3 @@
GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX),
GEN_HANDLER_E(lxvwsx, 0x1F, 0x0C, 0x0B, 0, PPC_NONE, PPC2_ISA300),
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(lxvh8x, 0x1F, 0x0C, 0x19, 0, PPC_NONE, PPC2_ISA300),
GEN_HANDLER_E(lxvb16x, 0x1F, 0x0C, 0x1B, 0, PPC_NONE, PPC2_ISA300),
GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX),
GEN_HANDLER_E(stxvw4x, 0x1F, 0xC, 0x1C, 0, PPC_NONE, PPC2_VSX),
GEN_HANDLER_E(stxvh8x, 0x1F, 0x0C, 0x1D, 0, PPC_NONE, PPC2_ISA300),
GEN_HANDLER_E(stxvb16x, 0x1F, 0x0C, 0x1F, 0, PPC_NONE, PPC2_ISA300),
GEN_HANDLER_E(mfvsrwz, 0x1F, 0x13, 0x03, 0x0000F800, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(mtvsrwa, 0x1F, 0x13, 0x06, 0x0000F800, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(mtvsrwz, 0x1F, 0x13, 0x07, 0x0000F800, PPC_NONE, PPC2_VSX207),