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authorFernando Eckhardt Valle <phervalle@gmail.com>2021-10-29 17:23:54 -0300
committerDavid Gibson <david@gibson.dropbear.id.au>2021-11-09 10:32:51 +1100
commitdcb4e5b72cffbbb09b149ce34898e58c3f581c62 (patch)
tree6c276f718aa592cadd88ec84d7ff2f0f0f85b817
parentfbd2e60ef1bdd626c1430a6c1c653e63fed56040 (diff)
target/ppc: Implement PLFS, PLFD, PSTFS and PSTFD instructions
Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Fernando Eckhardt Valle <fernando.valle@eldorado.org.br> Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br> Message-Id: <20211029202424.175401-5-matheus.ferst@eldorado.org.br> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
-rw-r--r--target/ppc/insn64.decode11
-rw-r--r--target/ppc/translate/fp-impl.c.inc14
2 files changed, 25 insertions, 0 deletions
diff --git a/target/ppc/insn64.decode b/target/ppc/insn64.decode
index 72c5944a53..11e5ea81d6 100644
--- a/target/ppc/insn64.decode
+++ b/target/ppc/insn64.decode
@@ -56,6 +56,17 @@ PSTD 000001 00 0--.-- .................. \
PADDI 000001 10 0--.-- .................. \
001110 ..... ..... ................ @PLS_D
+### Float-Point Load and Store Instructions
+
+PLFS 000001 10 0--.-- .................. \
+ 110000 ..... ..... ................ @PLS_D
+PLFD 000001 10 0--.-- .................. \
+ 110010 ..... ..... ................ @PLS_D
+PSTFS 000001 10 0--.-- .................. \
+ 110100 ..... ..... ................ @PLS_D
+PSTFD 000001 10 0--.-- .................. \
+ 110110 ..... ..... ................ @PLS_D
+
### Prefixed No-operation Instruction
@PNOP 000001 11 0000-- 000000000000000000 \
diff --git a/target/ppc/translate/fp-impl.c.inc b/target/ppc/translate/fp-impl.c.inc
index 57a799db1c..d1dbb1b96b 100644
--- a/target/ppc/translate/fp-impl.c.inc
+++ b/target/ppc/translate/fp-impl.c.inc
@@ -1342,6 +1342,16 @@ static bool do_lsfp_D(DisasContext *ctx, arg_D *a, bool update, bool store,
single);
}
+static bool do_lsfp_PLS_D(DisasContext *ctx, arg_PLS_D *a, bool update,
+ bool store, bool single)
+{
+ arg_D d;
+ if (!resolve_PLS_D(ctx, &d, a)) {
+ return true;
+ }
+ return do_lsfp_D(ctx, &d, update, store, single);
+}
+
static bool do_lsfp_X(DisasContext *ctx, arg_X *a, bool update,
bool store, bool single)
{
@@ -1352,21 +1362,25 @@ TRANS(LFS, do_lsfp_D, false, false, true)
TRANS(LFSU, do_lsfp_D, true, false, true)
TRANS(LFSX, do_lsfp_X, false, false, true)
TRANS(LFSUX, do_lsfp_X, true, false, true)
+TRANS(PLFS, do_lsfp_PLS_D, false, false, true)
TRANS(LFD, do_lsfp_D, false, false, false)
TRANS(LFDU, do_lsfp_D, true, false, false)
TRANS(LFDX, do_lsfp_X, false, false, false)
TRANS(LFDUX, do_lsfp_X, true, false, false)
+TRANS(PLFD, do_lsfp_PLS_D, false, false, false)
TRANS(STFS, do_lsfp_D, false, true, true)
TRANS(STFSU, do_lsfp_D, true, true, true)
TRANS(STFSX, do_lsfp_X, false, true, true)
TRANS(STFSUX, do_lsfp_X, true, true, true)
+TRANS(PSTFS, do_lsfp_PLS_D, false, true, true)
TRANS(STFD, do_lsfp_D, false, true, false)
TRANS(STFDU, do_lsfp_D, true, true, false)
TRANS(STFDX, do_lsfp_X, false, true, false)
TRANS(STFDUX, do_lsfp_X, true, true, false)
+TRANS(PSTFD, do_lsfp_PLS_D, false, true, false)
#undef _GEN_FLOAT_ACB
#undef GEN_FLOAT_ACB