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authorRichard Henderson <richard.henderson@linaro.org>2023-11-04 18:31:59 -0700
committerRichard Henderson <richard.henderson@linaro.org>2024-06-05 09:08:39 -0700
commit029b0283dfe64c38e48f9dd9aad0dc6d254c4ea4 (patch)
tree25df031c4500638fd437912c34b7bc72b8b7f81c /target/sparc
parent680af1b4a523cd7f15690cad7afb069e6efbbec0 (diff)
target/sparc: Implement XMULX
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/sparc')
-rw-r--r--target/sparc/helper.h2
-rw-r--r--target/sparc/insns.decode2
-rw-r--r--target/sparc/translate.c4
-rw-r--r--target/sparc/vis_helper.c11
4 files changed, 19 insertions, 0 deletions
diff --git a/target/sparc/helper.h b/target/sparc/helper.h
index 4ae97866af..fe0d8bc593 100644
--- a/target/sparc/helper.h
+++ b/target/sparc/helper.h
@@ -135,6 +135,8 @@ DEF_HELPER_FLAGS_2(fcmpeq8, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(fcmpne8, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(fcmpule8, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(fcmpugt8, TCG_CALL_NO_RWG_SE, i64, i64, i64)
+DEF_HELPER_FLAGS_2(xmulx, TCG_CALL_NO_RWG_SE, i64, i64, i64)
+DEF_HELPER_FLAGS_2(xmulxhi, TCG_CALL_NO_RWG_SE, i64, i64, i64)
#endif
#undef VIS_HELPER
#undef VIS_CMPHELPER
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index 508175eccd..1d54de5367 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -391,6 +391,8 @@ FCMPEq 10 000 cc:2 110101 ..... 0 0101 0111 ..... \
ADDXCcc 10 ..... 110110 ..... 0 0001 0011 ..... @r_r_r
UMULXHI 10 ..... 110110 ..... 0 0001 0110 ..... @r_r_r
LZCNT 10 ..... 110110 00000 0 0001 0111 ..... @r_r2
+ XMULX 10 ..... 110110 ..... 1 0001 0101 ..... @r_r_r
+ XMULXHI 10 ..... 110110 ..... 1 0001 0110 ..... @r_r_r
ALIGNADDR 10 ..... 110110 ..... 0 0001 1000 ..... @r_r_r
ALIGNADDRL 10 ..... 110110 ..... 0 0001 1010 ..... @r_r_r
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 2a38152f58..971e7dae80 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -90,6 +90,8 @@
# define gen_helper_fxtoq ({ qemu_build_not_reached(); NULL; })
# define gen_helper_fxtos ({ qemu_build_not_reached(); NULL; })
# define gen_helper_pdist ({ qemu_build_not_reached(); NULL; })
+# define gen_helper_xmulx ({ qemu_build_not_reached(); NULL; })
+# define gen_helper_xmulxhi ({ qemu_build_not_reached(); NULL; })
# define MAXTL_MASK 0
#endif
@@ -5088,6 +5090,8 @@ TRANS(FPCMPULE8, VIS3B, do_rdd, a, gen_helper_fcmpule8)
TRANS(FPCMPUGT8, VIS3B, do_rdd, a, gen_helper_fcmpugt8)
TRANS(PDISTN, VIS3, do_rdd, a, gen_op_pdistn)
+TRANS(XMULX, VIS3, do_rrr, a, gen_helper_xmulx)
+TRANS(XMULXHI, VIS3, do_rrr, a, gen_helper_xmulxhi)
static bool do_env_ddd(DisasContext *dc, arg_r_r_r *a,
void (*func)(TCGv_i64, TCGv_env, TCGv_i64, TCGv_i64))
diff --git a/target/sparc/vis_helper.c b/target/sparc/vis_helper.c
index c21522c533..c927a054b8 100644
--- a/target/sparc/vis_helper.c
+++ b/target/sparc/vis_helper.c
@@ -20,6 +20,7 @@
#include "qemu/osdep.h"
#include "cpu.h"
#include "exec/helper-proto.h"
+#include "crypto/clmul.h"
target_ulong helper_array8(target_ulong rs1, target_ulong rs2)
{
@@ -509,3 +510,13 @@ uint64_t helper_fslas32(uint64_t src1, uint64_t src2)
return r.ll;
}
+
+uint64_t helper_xmulx(uint64_t src1, uint64_t src2)
+{
+ return int128_getlo(clmul_64(src1, src2));
+}
+
+uint64_t helper_xmulxhi(uint64_t src1, uint64_t src2)
+{
+ return int128_gethi(clmul_64(src1, src2));
+}