gdb/record: add support for more AVX broadcast instructions
This commit adds support for 3 instructions:
* VBROADCASTSS
* VBROADCASTSD
* VBROADCASTF128
and extends the function vpbroadcast_test to include these.
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c
index ab9ed2f..31a113a 100644
--- a/gdb/i386-tdep.c
+++ b/gdb/i386-tdep.c
@@ -4994,6 +4994,14 @@ i386_record_vex (struct i386_record_s *ir, uint8_t vex_w, uint8_t vex_r,
}
break;
+ case 0x19: /* VBROADCASTSD. */
+ i386_record_modrm (ir);
+ record_full_arch_list_add_reg (ir->regcache,
+ tdep->ymm0_regnum + ir->reg
+ + 8 * vex_r);
+ break;
+
+ case 0x18: /* VBROADCASTSS. */
case 0x60: /* VPUNPCKLBW */
case 0x61: /* VPUNPCKLWD */
case 0x62: /* VPUNPCKLDQ */
@@ -5038,6 +5046,7 @@ i386_record_vex (struct i386_record_s *ir, uint8_t vex_w, uint8_t vex_r,
case 0x0c: /* VPERMILPS with register. */
case 0x0d: /* VPERMILPD with register. */
case 0x16: /* VPERMPS. */
+ case 0x1a: /* VBROADCASTF128. */
case 0x36: /* VPERMD. */
case 0x40: /* VPMULLD */
case 0x46: /* VPERM2I128. */
diff --git a/gdb/testsuite/gdb.reverse/i386-avx-reverse.c b/gdb/testsuite/gdb.reverse/i386-avx-reverse.c
index 5e0e1a1..8b3f707 100644
--- a/gdb/testsuite/gdb.reverse/i386-avx-reverse.c
+++ b/gdb/testsuite/gdb.reverse/i386-avx-reverse.c
@@ -245,7 +245,7 @@ vpunpck_test ()
return 0; /* end vpunpck_test */
}
-/* Test if we can record vpbroadcast instructions. */
+/* Test if we can record vpbroadcast and vbroadcast instructions. */
int
vpbroadcast_test ()
{
@@ -268,6 +268,14 @@ vpbroadcast_test ()
asm volatile ("vpbroadcastq %xmm1, %ymm0");
asm volatile ("vpbroadcastq %xmm1, %ymm15");
+ asm volatile ("vbroadcastss %xmm1, %xmm0");
+ asm volatile ("vbroadcastss %xmm1, %ymm15");
+ asm volatile ("vbroadcastss %0, %%ymm0" : : "m" (global_buf0));
+ asm volatile ("vbroadcastss %0, %%xmm15": : "m" (dyn_buf0));
+ asm volatile ("vbroadcastsd %xmm1, %ymm0");
+ asm volatile ("vbroadcastsd %0, %%ymm15": : "m" (global_buf0));
+ asm volatile ("vbroadcastf128 %0, %%ymm0" : : "m" (dyn_buf0));
+
/* We have a return statement to deal with
epilogue in different compilers. */
return 0; /* end vpbroadcast_test */
diff --git a/gdb/testsuite/gdb.reverse/i386-avx-reverse.exp b/gdb/testsuite/gdb.reverse/i386-avx-reverse.exp
index 0a56813..ae13a6e 100644
--- a/gdb/testsuite/gdb.reverse/i386-avx-reverse.exp
+++ b/gdb/testsuite/gdb.reverse/i386-avx-reverse.exp
@@ -365,6 +365,24 @@
"set xmm1 for vpbroadcast"
gdb_test_no_output "set \$ymm15.v2_int128 = {0x0, 0x0}" "set xmm15 for vpbroadcast"
if {[record_full_function "vpbroadcast"] == true} {
+ test_one_register "vbroadcastf128" "ymm0" \
+ "0x17161514131211101716151413121110, 0x17161514131211101716151413121110"
+ test_one_register "vbroadcastsd" "ymm15" \
+ "0x404060004040600040406000404060, 0x0"
+ test_one_register "vbroadcastsd" "ymm0" \
+ "0x13121110131211101312111013121110, 0x13121110131211101312111013121110"
+
+ test_one_register "vbroadcastss" "ymm15" \
+ "0x13121110131211101312111013121110, 0x13121110131211101312111013121110" \
+ "broadcast from memory"
+ test_one_register "vbroadcastss" "ymm0" \
+ "0x13121110131211101312111013121110, 0x0" \
+ "broadcast from memory"
+ test_one_register "vbroadcastss" "ymm15" \
+ "0x17161514131211101716151413121110, 0x17161514131211101716151413121110"
+ test_one_register "vbroadcastss" "ymm0" \
+ "0x17161514131211101716151413121110, 0x17161514131211101716151413121110"
+
test_one_register "vpbroadcastq" "ymm15" "0x13121110131211101312111013121110, 0x0"
test_one_register "vpbroadcastq" "ymm0" "0x13121110131211101312111013121110, 0x0"
