Commit vector stores (masked and scatter/gather)
Log vector register writes
Add the execution counters to the debug log
Signed-off-by: Taylor Simpson <tsimp...@quicinc.com>
---
target/hexagon/helper.h | 1 +
target/hexagon/op_helper.c | 51 ++++++++++++++++++++++++++++++++++++++++++++--
2 files changed, 50 insertions(+), 2 deletions(-)
diff --git a/target/hexagon/helper.h b/target/hexagon/helper.h
index ca201fb..e41a5a1 100644
--- a/target/hexagon/helper.h
+++ b/target/hexagon/helper.h
@@ -23,6 +23,7 @@ DEF_HELPER_1(debug_start_packet, void, env)
DEF_HELPER_FLAGS_3(debug_check_store_width, TCG_CALL_NO_WG, void, env, int,
int)
DEF_HELPER_FLAGS_3(debug_commit_end, TCG_CALL_NO_WG, void, env, int, int)
DEF_HELPER_2(commit_store, void, env, int)
+DEF_HELPER_1(commit_hvx_stores, void, env)
DEF_HELPER_FLAGS_4(fcircadd, TCG_CALL_NO_RWG_SE, s32, s32, s32, s32, s32)
DEF_HELPER_FLAGS_1(fbrev, TCG_CALL_NO_RWG_SE, i32, i32)
DEF_HELPER_3(sfrecipa, i64, env, f32, f32)
diff --git a/target/hexagon/op_helper.c b/target/hexagon/op_helper.c
index 4595559..4e196f9 100644
--- a/target/hexagon/op_helper.c
+++ b/target/hexagon/op_helper.c
@@ -25,6 +25,8 @@
#include "arch.h"
#include "hex_arch_types.h"
#include "fma_emu.h"
+#include "mmvec/mmvec.h"
+#include "mmvec/macros.h"
#define SF_BIAS 127
#define SF_MANTBITS 23
@@ -162,6 +164,50 @@ void HELPER(commit_store)(CPUHexagonState *env, int
slot_num)
}
}
+void HELPER(commit_hvx_stores)(CPUHexagonState *env)
+{
+ int i;
+
+ /* Normal (possibly masked) vector store */
+ for (i = 0; i < VSTORES_MAX; i++) {
+ if (env->vstore_pending[i]) {
+ env->vstore_pending[i] = 0;
+ target_ulong va = env->vstore[i].va;
+ int size = env->vstore[i].size;
+ for (int j = 0; j < size; j++) {
+ if (env->vstore[i].mask.ub[j]) {
+ put_user_u8(env->vstore[i].data.ub[j], va + j);
+ }
+ }
+ }
+ }
+
+ /* Scatter store */
+ if (env->vtcm_pending) {
+ env->vtcm_pending = false;
+ if (env->vtcm_log.op) {
+ /* Need to perform the scatter read/modify/write at commit time */
+ if (env->vtcm_log.op_size == 2) {
+ SCATTER_OP_WRITE_TO_MEM(uint16_t);
+ } else if (env->vtcm_log.op_size == 4) {
+ /* Word Scatter += */
+ SCATTER_OP_WRITE_TO_MEM(uint32_t);
+ } else {
+ g_assert_not_reached();
+ }
+ } else {
+ for (i = 0; i < env->vtcm_log.size; i++) {
+ if (env->vtcm_log.mask.ub[i] != 0) {
+ put_user_u8(env->vtcm_log.data.ub[i], env->vtcm_log.va[i]);
+ env->vtcm_log.mask.ub[i] = 0;
+ env->vtcm_log.data.ub[i] = 0;
+ }
+
+ }
+ }
+ }
+}
+
static void print_store(CPUHexagonState *env, int slot)
{
if (!(env->slot_cancelled & (1 << slot))) {
@@ -240,9 +286,10 @@ void HELPER(debug_commit_end)(CPUHexagonState *env, int
has_st0, int has_st1)
HEX_DEBUG_LOG("Next PC = " TARGET_FMT_lx "\n", env->next_PC);
HEX_DEBUG_LOG("Exec counters: pkt = " TARGET_FMT_lx
", insn = " TARGET_FMT_lx
- "\n",
+ ", hvx = " TARGET_FMT_lx "\n",
env->gpr[HEX_REG_QEMU_PKT_CNT],
- env->gpr[HEX_REG_QEMU_INSN_CNT]);
+ env->gpr[HEX_REG_QEMU_INSN_CNT],
+ env->gpr[HEX_REG_QEMU_HVX_CNT]);
}
--
2.7.4
