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target/sparc: Implement XMULX 

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-11-04 18:31:59 -07:00
parent 680af1b4a5
commit 029b0283df
4 changed files with 19 additions and 0 deletions
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2
target/sparc/helper.h
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@ -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

2
target/sparc/insns.decode
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@ -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

4
target/sparc/translate.c
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@ -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))

11
target/sparc/vis_helper.c
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@ -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));
}