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authorRichard Henderson <richard.henderson@linaro.org>2025-01-07 14:10:27 -0800
committerRichard Henderson <richard.henderson@linaro.org>2025-04-28 13:40:16 -0700
commit6d1a2365eaee0603347fd2fabd89a8dc935c8ac7 (patch)
tree39060c47da9e7654a66d5d1964deaab718842cd1 /tcg/loongarch64
parentb2c514f9d5cab89814dc8a6b7c98c653ca8523d3 (diff)
downloadfocaccia-qemu-6d1a2365eaee0603347fd2fabd89a8dc935c8ac7.tar.gz
focaccia-qemu-6d1a2365eaee0603347fd2fabd89a8dc935c8ac7.zip
tcg: Convert divu to TCGOutOpBinary
For TCI, we're losing type information in the interpreter.
Introduce a tci-specific opcode to handle the difference.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/loongarch64')
-rw-r--r--tcg/loongarch64/tcg-target-has.h2
-rw-r--r--tcg/loongarch64/tcg-target.c.inc24
2 files changed, 15 insertions, 11 deletions
diff --git a/tcg/loongarch64/tcg-target-has.h b/tcg/loongarch64/tcg-target-has.h
index e29c892756..96a99b6d4c 100644
--- a/tcg/loongarch64/tcg-target-has.h
+++ b/tcg/loongarch64/tcg-target-has.h
@@ -11,7 +11,6 @@
 
 /* optional instructions */
 #define TCG_TARGET_HAS_negsetcond_i32   0
-#define TCG_TARGET_HAS_div_i32          1
 #define TCG_TARGET_HAS_rem_i32          1
 #define TCG_TARGET_HAS_div2_i32         0
 #define TCG_TARGET_HAS_rot_i32          1
@@ -29,7 +28,6 @@
 
 /* 64-bit operations */
 #define TCG_TARGET_HAS_negsetcond_i64   0
-#define TCG_TARGET_HAS_div_i64          1
 #define TCG_TARGET_HAS_rem_i64          1
 #define TCG_TARGET_HAS_div2_i64         0
 #define TCG_TARGET_HAS_rot_i64          1
diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index c42d8d690a..e82a62d09e 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -1343,6 +1343,21 @@ static const TCGOutOpBinary outop_divs = {
     .out_rrr = tgen_divs,
 };
 
+static void tgen_divu(TCGContext *s, TCGType type,
+                      TCGReg a0, TCGReg a1, TCGReg a2)
+{
+    if (type == TCG_TYPE_I32) {
+        tcg_out_opc_div_wu(s, a0, a1, a2);
+    } else {
+        tcg_out_opc_div_du(s, a0, a1, a2);
+    }
+}
+
+static const TCGOutOpBinary outop_divu = {
+    .base.static_constraint = C_O1_I2(r, r, r),
+    .out_rrr = tgen_divu,
+};
+
 static const TCGOutOpBinary outop_eqv = {
     .base.static_constraint = C_NotImplemented,
 };
@@ -1686,13 +1701,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type,
         }
         break;
 
-    case INDEX_op_divu_i32:
-        tcg_out_opc_div_wu(s, a0, a1, a2);
-        break;
-    case INDEX_op_divu_i64:
-        tcg_out_opc_div_du(s, a0, a1, a2);
-        break;
-
     case INDEX_op_rem_i32:
         tcg_out_opc_mod_w(s, a0, a1, a2);
         break;
@@ -2365,8 +2373,6 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags)
     case INDEX_op_setcond_i64:
         return C_O1_I2(r, rz, rJ);
 
-    case INDEX_op_divu_i32:
-    case INDEX_op_divu_i64:
     case INDEX_op_rem_i32:
     case INDEX_op_rem_i64:
     case INDEX_op_remu_i32: