diff options
| -rw-r--r-- | target/arm/sve.decode | 5 | ||||
| -rw-r--r-- | target/arm/translate-sve.c | 51 | ||||
| -rw-r--r-- | tests/tcg/aarch64/Makefile.target | 4 | ||||
| -rw-r--r-- | tests/tcg/aarch64/test-826.c | 50 | ||||
| -rwxr-xr-x | tests/tcg/configure.sh | 4 |
5 files changed, 109 insertions, 5 deletions
diff --git a/target/arm/sve.decode b/target/arm/sve.decode index c60b9f0fec..0388cce3bd 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1575,10 +1575,9 @@ USDOT_zzzz 01000100 .. 0 ..... 011 110 ..... ..... @rda_rn_rm ### SVE2 Memory Gather Load Group -# SVE2 64-bit gather non-temporal load -# (scalar plus unpacked 32-bit unscaled offsets) +# SVE2 64-bit gather non-temporal load (scalar plus 64-bit unscaled offsets) LDNT1_zprz 1100010 msz:2 00 rm:5 1 u:1 0 pg:3 rn:5 rd:5 \ - &rprr_gather_load xs=0 esz=3 scale=0 ff=0 + &rprr_gather_load xs=2 esz=3 scale=0 ff=0 # SVE2 32-bit gather non-temporal load (scalar plus 32-bit unscaled offsets) LDNT1_zprz 1000010 msz:2 00 rm:5 10 u:1 pg:3 rn:5 rd:5 \ diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 33ca1bcfac..2c23459e76 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -6487,10 +6487,33 @@ static bool trans_LD1_zpiz(DisasContext *s, arg_LD1_zpiz *a) static bool trans_LDNT1_zprz(DisasContext *s, arg_LD1_zprz *a) { + gen_helper_gvec_mem_scatter *fn = NULL; + bool be = s->be_data == MO_BE; + bool mte = s->mte_active[0]; + + if (a->esz < a->msz + !a->u) { + return false; + } if (!dc_isar_feature(aa64_sve2, s)) { return false; } - return trans_LD1_zprz(s, a); + if (!sve_access_check(s)) { + return true; + } + + switch (a->esz) { + case MO_32: + fn = gather_load_fn32[mte][be][0][0][a->u][a->msz]; + break; + case MO_64: + fn = gather_load_fn64[mte][be][0][2][a->u][a->msz]; + break; + } + assert(fn != NULL); + + do_mem_zpz(s, a->rd, a->pg, a->rn, 0, + cpu_reg(s, a->rm), a->msz, false, fn); + return true; } /* Indexed by [mte][be][xs][msz]. */ @@ -6647,10 +6670,34 @@ static bool trans_ST1_zpiz(DisasContext *s, arg_ST1_zpiz *a) static bool trans_STNT1_zprz(DisasContext *s, arg_ST1_zprz *a) { + gen_helper_gvec_mem_scatter *fn; + bool be = s->be_data == MO_BE; + bool mte = s->mte_active[0]; + + if (a->esz < a->msz) { + return false; + } if (!dc_isar_feature(aa64_sve2, s)) { return false; } - return trans_ST1_zprz(s, a); + if (!sve_access_check(s)) { + return true; + } + + switch (a->esz) { + case MO_32: + fn = scatter_store_fn32[mte][be][0][a->msz]; + break; + case MO_64: + fn = scatter_store_fn64[mte][be][2][a->msz]; + break; + default: + g_assert_not_reached(); + } + + do_mem_zpz(s, a->rd, a->pg, a->rn, 0, + cpu_reg(s, a->rm), a->msz, true, fn); + return true; } /* diff --git a/tests/tcg/aarch64/Makefile.target b/tests/tcg/aarch64/Makefile.target index ac07acde66..f7121cb4d8 100644 --- a/tests/tcg/aarch64/Makefile.target +++ b/tests/tcg/aarch64/Makefile.target @@ -86,7 +86,11 @@ run-gdbstub-sve-ioctls: sve-ioctls EXTRA_RUNS += run-gdbstub-sysregs run-gdbstub-sve-ioctls endif +endif +ifneq ($(DOCKER_IMAGE)$(CROSS_CC_HAS_SVE2),) +AARCH64_TESTS += test-826 +test-826: CFLAGS+=-march=armv8.1-a+sve2 endif TESTS += $(AARCH64_TESTS) diff --git a/tests/tcg/aarch64/test-826.c b/tests/tcg/aarch64/test-826.c new file mode 100644 index 0000000000..f59740a8c5 --- /dev/null +++ b/tests/tcg/aarch64/test-826.c @@ -0,0 +1,50 @@ +#include <sys/mman.h> +#include <unistd.h> +#include <signal.h> +#include <stdlib.h> +#include <stdio.h> +#include <assert.h> + +static void *expected; + +void sigsegv(int sig, siginfo_t *info, void *vuc) +{ + ucontext_t *uc = vuc; + + assert(info->si_addr == expected); + uc->uc_mcontext.pc += 4; +} + +int main() +{ + struct sigaction sa = { + .sa_sigaction = sigsegv, + .sa_flags = SA_SIGINFO + }; + + void *page; + long ofs; + + if (sigaction(SIGSEGV, &sa, NULL) < 0) { + perror("sigaction"); + return EXIT_FAILURE; + } + + page = mmap(0, getpagesize(), PROT_NONE, MAP_PRIVATE | MAP_ANON, -1, 0); + if (page == MAP_FAILED) { + perror("mmap"); + return EXIT_FAILURE; + } + + ofs = 0x124; + expected = page + ofs; + + asm("ptrue p0.d, vl1\n\t" + "dup z0.d, %0\n\t" + "ldnt1h {z1.d}, p0/z, [z0.d, %1]\n\t" + "dup z1.d, %1\n\t" + "ldnt1h {z0.d}, p0/z, [z1.d, %0]" + : : "r"(page), "r"(ofs) : "v0", "v1"); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/configure.sh b/tests/tcg/configure.sh index ed4b5ccb1f..84f928f7f8 100755 --- a/tests/tcg/configure.sh +++ b/tests/tcg/configure.sh @@ -300,6 +300,10 @@ for target in $target_list; do echo "CROSS_CC_HAS_SVE=y" >> $config_target_mak fi if do_compiler "$target_compiler" $target_compiler_cflags \ + -march=armv8.1-a+sve2 -o $TMPE $TMPC; then + echo "CROSS_CC_HAS_SVE2=y" >> $config_target_mak + fi + if do_compiler "$target_compiler" $target_compiler_cflags \ -march=armv8.3-a -o $TMPE $TMPC; then echo "CROSS_CC_HAS_ARMV8_3=y" >> $config_target_mak fi |