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-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_exec.c14
-rw-r--r--src/gallium/auxiliary/tgsi/tgsi_info.c1
2 files changed, 15 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index 3046656faeb..72b1dcab603 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -375,6 +375,16 @@ micro_sgn(union tgsi_exec_channel *dst,
}
static void
+micro_isgn(union tgsi_exec_channel *dst,
+ const union tgsi_exec_channel *src)
+{
+ dst->i[0] = src->i[0] < 0 ? -1 : src->i[0] > 0 ? 1 : 0;
+ dst->i[1] = src->i[1] < 0 ? -1 : src->i[1] > 0 ? 1 : 0;
+ dst->i[2] = src->i[2] < 0 ? -1 : src->i[2] > 0 ? 1 : 0;
+ dst->i[3] = src->i[3] < 0 ? -1 : src->i[3] > 0 ? 1 : 0;
+}
+
+static void
micro_sgt(union tgsi_exec_channel *dst,
const union tgsi_exec_channel *src0,
const union tgsi_exec_channel *src1)
@@ -4207,6 +4217,10 @@ exec_instruction(
exec_vector_unary(mach, inst, micro_iabs, TGSI_EXEC_DATA_INT, TGSI_EXEC_DATA_INT);
break;
+ case TGSI_OPCODE_ISSG:
+ exec_vector_unary(mach, inst, micro_isgn, TGSI_EXEC_DATA_INT, TGSI_EXEC_DATA_INT);
+ break;
+
default:
assert( 0 );
}
diff --git a/src/gallium/auxiliary/tgsi/tgsi_info.c b/src/gallium/auxiliary/tgsi/tgsi_info.c
index c9acdb9fbf8..5b26d8ff09b 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_info.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_info.c
@@ -193,6 +193,7 @@ static const struct tgsi_opcode_info opcode_info[TGSI_OPCODE_LAST] =
{ 1, 1, 0, 0, 0, 0, "UARL", TGSI_OPCODE_UARL },
{ 1, 3, 0, 0, 0, 0, "UCMP", TGSI_OPCODE_UCMP },
{ 1, 1, 0, 0, 0, 0, "IABS", TGSI_OPCODE_IABS },
+ { 1, 1, 0, 0, 0, 0, "ISSG", TGSI_OPCODE_ISSG },
};
const struct tgsi_opcode_info *