From: Taylor Simpson <tsimpson@quicinc.com>
To: qemu-devel@nongnu.org
Cc: riku.voipio@iki.fi, richard.henderson@linaro.org,
laurent@vivier.eu, Taylor Simpson <tsimpson@quicinc.com>,
philmd@redhat.com, aleksandar.m.mail@gmail.com
Subject: [RFC PATCH v2 55/67] Hexagon HVX support in gdbstub
Date: Fri, 28 Feb 2020 10:43:51 -0600 [thread overview]
Message-ID: <1582908244-304-56-git-send-email-tsimpson@quicinc.com> (raw)
In-Reply-To: <1582908244-304-1-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
---
target/hexagon/gdbstub.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 62 insertions(+)
diff --git a/target/hexagon/gdbstub.c b/target/hexagon/gdbstub.c
index e678aea..79a4f33 100644
--- a/target/hexagon/gdbstub.c
+++ b/target/hexagon/gdbstub.c
@@ -21,6 +21,28 @@
#include "cpu.h"
#include "internal.h"
+static int gdb_get_vreg(CPUHexagonState *env, uint8_t *mem_buf, int n)
+{
+ int total = 0;
+ int i;
+ for (i = 0; i < MAX_VEC_SIZE_BYTES / 4; i++) {
+ total += gdb_get_regl(mem_buf, env->VRegs[n].uw[i]);
+ mem_buf += 4;
+ }
+ return total;
+}
+
+static int gdb_get_qreg(CPUHexagonState *env, uint8_t *mem_buf, int n)
+{
+ int total = 0;
+ int i;
+ for (i = 0; i < MAX_VEC_SIZE_BYTES / 4 / 8; i++) {
+ total += gdb_get_regl(mem_buf, env->QRegs[n].uw[i]);
+ mem_buf += 4;
+ }
+ return total;
+}
+
int hexagon_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
{
HexagonCPU *cpu = HEXAGON_CPU(cs);
@@ -29,11 +51,41 @@ int hexagon_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
if (n < TOTAL_PER_THREAD_REGS) {
return gdb_get_regl(mem_buf, env->gpr[n]);
}
+ n -= TOTAL_PER_THREAD_REGS;
+
+ if (n < NUM_VREGS) {
+ return gdb_get_vreg(env, mem_buf, n);
+ }
+ n -= NUM_VREGS;
+
+ if (n < NUM_QREGS) {
+ return gdb_get_qreg(env, mem_buf, n);
+ }
g_assert_not_reached();
return 0;
}
+static int gdb_put_vreg(CPUHexagonState *env, uint8_t *mem_buf, int n)
+{
+ int i;
+ for (i = 0; i < MAX_VEC_SIZE_BYTES / 4; i++) {
+ env->VRegs[n].uw[i] = ldtul_p(mem_buf);
+ mem_buf += 4;
+ }
+ return MAX_VEC_SIZE_BYTES;
+}
+
+static int gdb_put_qreg(CPUHexagonState *env, uint8_t *mem_buf, int n)
+{
+ int i;
+ for (i = 0; i < MAX_VEC_SIZE_BYTES / 4 / 8; i++) {
+ env->QRegs[n].uw[i] = ldtul_p(mem_buf);
+ mem_buf += 4;
+ }
+ return MAX_VEC_SIZE_BYTES / 8;
+}
+
int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
{
HexagonCPU *cpu = HEXAGON_CPU(cs);
@@ -43,6 +95,16 @@ int hexagon_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
env->gpr[n] = ldtul_p(mem_buf);
return sizeof(target_ulong);
}
+ n -= TOTAL_PER_THREAD_REGS;
+
+ if (n < NUM_VREGS) {
+ return gdb_put_vreg(env, mem_buf, n);
+ }
+ n -= NUM_VREGS;
+
+ if (n < NUM_QREGS) {
+ return gdb_put_qreg(env, mem_buf, n);
+ }
g_assert_not_reached();
return 0;
--
2.7.4
next prev parent reply other threads:[~2020-02-28 17:16 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-28 16:42 [RFC PATCH v2 00/67] Hexagon patch series Taylor Simpson
2020-02-28 16:42 ` [RFC PATCH v2 01/67] Hexagon Maintainers Taylor Simpson
2020-02-28 16:42 ` [RFC PATCH v2 02/67] Hexagon README Taylor Simpson
2020-02-28 16:42 ` [RFC PATCH v2 03/67] Hexagon ELF Machine Definition Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 04/67] Hexagon CPU Scalar Core Definition Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 05/67] Hexagon register names Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 06/67] Hexagon Disassembler Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 07/67] Hexagon CPU Scalar Core Helpers Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 08/67] Hexagon GDB Stub Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 09/67] Hexagon architecture types Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 10/67] Hexagon instruction and packet types Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 11/67] Hexagon register fields Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 12/67] Hexagon instruction attributes Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 13/67] Hexagon register map Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 14/67] Hexagon instruction/packet decode Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 15/67] Hexagon instruction printing Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 16/67] Hexagon arch import - instruction semantics definitions Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 17/67] Hexagon arch import - macro definitions Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 18/67] Hexagon arch import - instruction encoding Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 19/67] Hexagon instruction class definitions Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 20/67] Hexagon instruction utility functions Taylor Simpson
2020-04-09 18:53 ` Brian Cain
2020-04-09 20:22 ` Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 21/67] Hexagon generator phase 1 - C preprocessor for semantics Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 22/67] Hexagon generator phase 2 - qemu_def_generated.h Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 23/67] Hexagon generator phase 2 - qemu_wrap_generated.h Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 24/67] Hexagon generator phase 2 - opcodes_def_generated.h Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 25/67] Hexagon generator phase 2 - op_attribs_generated.h Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 26/67] Hexagon generator phase 2 - op_regs_generated.h Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 27/67] Hexagon generator phase 2 - printinsn-generated.h Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 28/67] Hexagon generator phase 3 - C preprocessor for decode tree Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 29/67] Hexagon generater phase 4 - Decode tree Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 30/67] Hexagon opcode data structures Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 31/67] Hexagon macros to interface with the generator Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 32/67] Hexagon macros referenced in instruction semantics Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 33/67] Hexagon instruction classes Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 34/67] Hexagon TCG generation helpers - step 1 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 35/67] Hexagon TCG generation helpers - step 2 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 36/67] Hexagon TCG generation helpers - step 3 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 37/67] Hexagon TCG generation helpers - step 4 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 38/67] Hexagon TCG generation helpers - step 5 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 39/67] Hexagon TCG generation - step 01 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 40/67] Hexagon TCG generation - step 02 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 41/67] Hexagon TCG generation - step 03 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 42/67] Hexagon TCG generation - step 04 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 43/67] Hexagon TCG generation - step 05 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 44/67] Hexagon TCG generation - step 06 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 45/67] Hexagon TCG generation - step 07 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 46/67] Hexagon TCG generation - step 08 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 47/67] Hexagon TCG generation - step 09 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 48/67] Hexagon TCG generation - step 10 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 49/67] Hexagon TCG generation - step 11 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 50/67] Hexagon TCG generation - step 12 Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 51/67] Hexagon translation Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 52/67] Hexagon Linux user emulation Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 53/67] Hexagon build infrastructure Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 54/67] Hexagon - Add Hexagon Vector eXtensions (HVX) to core definition Taylor Simpson
2020-02-28 16:43 ` Taylor Simpson [this message]
2020-02-28 16:43 ` [RFC PATCH v2 56/67] Hexagon HVX import instruction encodings Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 57/67] Hexagon HVX import semantics Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 58/67] Hexagon HVX import macro definitions Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 59/67] Hexagon HVX semantics generator Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 60/67] Hexagon HVX instruction decoding Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 61/67] Hexagon HVX instruction utility functions Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 62/67] Hexagon HVX macros to interface with the generator Taylor Simpson
2020-02-28 16:43 ` [RFC PATCH v2 63/67] Hexagon HVX macros referenced in instruction semantics Taylor Simpson
2020-02-28 16:44 ` [RFC PATCH v2 64/67] Hexagon HVX helper to commit vector stores (masked and scatter/gather) Taylor Simpson
2020-02-28 16:44 ` [RFC PATCH v2 65/67] Hexagon HVX TCG generation Taylor Simpson
2020-02-28 16:44 ` [RFC PATCH v2 66/67] Hexagon HVX translation Taylor Simpson
2020-02-28 16:44 ` [RFC PATCH v2 67/67] Hexagon HVX build infrastructure Taylor Simpson
2020-03-25 21:13 ` [RFC PATCH v2 00/67] Hexagon patch series Taylor Simpson
2020-04-30 20:53 ` Taylor Simpson
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