@@ -326,6 +326,7 @@ SETNBCR 011111 ..... ..... ----- 0111100000 - @X_bi
MFFSCE 111111 ..... 00001 ----- 1001000111 - @X_t
MFFSCRN 111111 ..... 10110 ..... 1001000111 - @X_tb
MFFSCRNI 111111 ..... 10111 ---.. 1001000111 - @X_imm2
+MFFSL 111111 ..... 11000 ----- 1001000111 - @X_t
### Decimal Floating-Point Arithmetic Instructions
@@ -607,28 +607,6 @@ static void gen_mffs(DisasContext *ctx)
tcg_temp_free_i64(t0);
}
-/* mffsl */
-static void gen_mffsl(DisasContext *ctx)
-{
- TCGv_i64 t0;
-
- if (unlikely(!(ctx->insns_flags2 & PPC2_ISA300))) {
- return gen_mffs(ctx);
- }
-
- if (unlikely(!ctx->fpu_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_FPU);
- return;
- }
- t0 = tcg_temp_new_i64();
- gen_reset_fpstatus();
- tcg_gen_extu_tl_i64(t0, cpu_fpscr);
- /* Mask everything except mode, status, and enables. */
- tcg_gen_andi_i64(t0, t0, FP_DRN | FP_STATUS | FP_ENABLES | FP_RN);
- set_fpr(rD(ctx->opcode), t0);
- tcg_temp_free_i64(t0);
-}
-
static TCGv_i64 place_from_fpscr(int rt, uint64_t mask)
{
TCGv_i64 fpscr = tcg_temp_new_i64();
@@ -713,6 +691,22 @@ static bool trans_MFFSCRNI(DisasContext *ctx, arg_X_imm2 *a)
return true;
}
+static bool trans_MFFSL(DisasContext *ctx, arg_X_t *a)
+{
+ TCGv_i64 fpscr;
+
+ REQUIRE_INSNS_FLAGS2(ctx, ISA300);
+ REQUIRE_FPU(ctx);
+
+ gen_reset_fpstatus();
+ fpscr = place_from_fpscr(a->rt,
+ FP_DRN | FP_STATUS | FP_ENABLES | FP_NI | FP_RN);
+
+ tcg_temp_free_i64(fpscr);
+
+ return true;
+}
+
/* mtfsb0 */
static void gen_mtfsb0(DisasContext *ctx)
{
@@ -76,8 +76,6 @@ GEN_HANDLER_E(fmrgew, 0x3F, 0x06, 0x1E, 0x00000001, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(fmrgow, 0x3F, 0x06, 0x1A, 0x00000001, PPC_NONE, PPC2_VSX207),
GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT),
GEN_HANDLER_E_2(mffs, 0x3F, 0x07, 0x12, 0x00, 0x00000000, PPC_FLOAT, PPC_NONE),
-GEN_HANDLER_E_2(mffsl, 0x3F, 0x07, 0x12, 0x18, 0x00000000, PPC_FLOAT,
- PPC2_ISA300),
GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT),
GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT),
GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x00000000, PPC_FLOAT),
Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br> --- target/ppc/insn32.decode | 1 + target/ppc/translate/fp-impl.c.inc | 38 +++++++++++++----------------- target/ppc/translate/fp-ops.c.inc | 2 -- 3 files changed, 17 insertions(+), 24 deletions(-)