diff options
| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2016-11-23 17:07:17 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2017-01-31 10:10:12 +1100 |
| commit | d59ba5838073226312a34074d4b15c6acc4a228d (patch) | |
| tree | c46eb90a7a57915de279bc19e19a68e7d56ddddb /target/ppc/translate | |
| parent | e3001664f1725de98e21196ae7aa53488c8e9029 (diff) | |
target-ppc: implement lxv/lxvx and stxv/stxvx
lxv: Load VSX Vector
lxvx: Load VSX Vector Indexed
Little/Big-endian Storage
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|F0|F1|F2|F3|F4|F5|F6|F7|E0|E1|E2|E3|E4|E5|E6|E7|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
Vector load results:
BE:
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|F0|F1|F2|F3|F4|F5|F6|F7|E0|E1|E2|E3|E4|E5|E6|E7|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
LE:
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|E7|E6|E5|E4|E3|E2|E1|E0|F7|F6|F5|F4|F3|F2|F1|F0|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
stxv: Store VSX Vector
stxvx: Store VSX Vector Indexed
Vector (8-bit elements) in BE:
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|F0|F1|F2|F3|F4|F5|F6|F7|E0|E1|E2|E3|E4|E5|E6|E7|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
Vector (8-bit elements) in LE:
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|E7|E6|E5|E4|E3|E2|E1|E0|F7|F6|F5|F4|F3|F2|F1|F0|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
Store results in following:
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|F0|F1|F2|F3|F4|F5|F6|F7|E0|E1|E2|E3|E4|E5|E6|E7|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target/ppc/translate')
| -rw-r--r-- | target/ppc/translate/vsx-impl.inc.c | 50 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-ops.inc.c | 2 |
2 files changed, 52 insertions, 0 deletions
diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 8ee44cfd17..2fbdbd2e63 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -190,6 +190,56 @@ static void gen_lxvb16x(DisasContext *ctx) tcg_temp_free(EA); } +#define VSX_VECTOR_LOAD_STORE(name, op, indexed) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + int xt; \ + TCGv EA; \ + TCGv_i64 xth, xtl; \ + \ + if (indexed) { \ + xt = xT(ctx->opcode); \ + } else { \ + xt = DQxT(ctx->opcode); \ + } \ + xth = cpu_vsrh(xt); \ + xtl = cpu_vsrl(xt); \ + \ + if (xt < 32) { \ + if (unlikely(!ctx->vsx_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_VSXU); \ + return; \ + } \ + } else { \ + if (unlikely(!ctx->altivec_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_VPU); \ + return; \ + } \ + } \ + gen_set_access_type(ctx, ACCESS_INT); \ + EA = tcg_temp_new(); \ + if (indexed) { \ + gen_addr_reg_index(ctx, EA); \ + } else { \ + gen_addr_imm_index(ctx, EA, 0x0F); \ + } \ + if (ctx->le_mode) { \ + tcg_gen_qemu_##op(xtl, EA, ctx->mem_idx, MO_LEQ); \ + tcg_gen_addi_tl(EA, EA, 8); \ + tcg_gen_qemu_##op(xth, EA, ctx->mem_idx, MO_LEQ); \ + } else { \ + tcg_gen_qemu_##op(xth, EA, ctx->mem_idx, MO_BEQ); \ + tcg_gen_addi_tl(EA, EA, 8); \ + tcg_gen_qemu_##op(xtl, EA, ctx->mem_idx, MO_BEQ); \ + } \ + tcg_temp_free(EA); \ +} + +VSX_VECTOR_LOAD_STORE(lxv, ld_i64, 0) +VSX_VECTOR_LOAD_STORE(stxv, st_i64, 0) +VSX_VECTOR_LOAD_STORE(lxvx, ld_i64, 1) +VSX_VECTOR_LOAD_STORE(stxvx, st_i64, 1) + #define VSX_LOAD_SCALAR_DS(name, operation) \ static void gen_##name(DisasContext *ctx) \ { \ diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 7f095277b7..8a1cbe005e 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -9,6 +9,7 @@ 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(lxvx, 0x1F, 0x0C, 0x08, 0x00000040, PPC_NONE, PPC2_ISA300), GEN_HANDLER_E(stxsdx, 0x1F, 0xC, 0x16, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(stxsibx, 0x1F, 0xD, 0x1C, 0, PPC_NONE, PPC2_ISA300), @@ -19,6 +20,7 @@ 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(stxvx, 0x1F, 0x0C, 0x0C, 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), |