diff mbox series

[v3,29/70] tcg/tci: Split out tci_args_rrrrrr

Message ID 20210208023752.270606-30-richard.henderson@linaro.org
State Superseded
Headers show
Series TCI fixes and cleanups | expand

Commit Message

Richard Henderson Feb. 8, 2021, 2:37 a.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 tcg/tci.c | 31 ++++++++++++++++++++-----------
 1 file changed, 20 insertions(+), 11 deletions(-)

-- 
2.25.1
diff mbox series

Patch

diff --git a/tcg/tci.c b/tcg/tci.c
index 0301ee63a7..84d77855ee 100644
--- a/tcg/tci.c
+++ b/tcg/tci.c
@@ -258,6 +258,17 @@  static void tci_args_rrrrrc(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1,
     *r4 = tci_read_r(tb_ptr);
     *c5 = tci_read_b(tb_ptr);
 }
+
+static void tci_args_rrrrrr(const uint8_t **tb_ptr, TCGReg *r0, TCGReg *r1,
+                            TCGReg *r2, TCGReg *r3, TCGReg *r4, TCGReg *r5)
+{
+    *r0 = tci_read_r(tb_ptr);
+    *r1 = tci_read_r(tb_ptr);
+    *r2 = tci_read_r(tb_ptr);
+    *r3 = tci_read_r(tb_ptr);
+    *r4 = tci_read_r(tb_ptr);
+    *r5 = tci_read_r(tb_ptr);
+}
 #endif
 
 static bool tci_compare32(uint32_t u0, uint32_t u1, TCGCond condition)
@@ -437,7 +448,7 @@  uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env,
         uint32_t tmp32;
         uint64_t tmp64;
 #if TCG_TARGET_REG_BITS == 32
-        TCGReg r3, r4;
+        TCGReg r3, r4, r5;
         uint64_t T1, T2;
 #endif
         TCGMemOpIdx oi;
@@ -643,18 +654,16 @@  uintptr_t QEMU_DISABLE_CFI tcg_qemu_tb_exec(CPUArchState *env,
             break;
 #if TCG_TARGET_REG_BITS == 32
         case INDEX_op_add2_i32:
-            t0 = *tb_ptr++;
-            t1 = *tb_ptr++;
-            tmp64 = tci_read_r64(regs, &tb_ptr);
-            tmp64 += tci_read_r64(regs, &tb_ptr);
-            tci_write_reg64(regs, t1, t0, tmp64);
+            tci_args_rrrrrr(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &r5);
+            T1 = tci_uint64(regs[r3], regs[r2]);
+            T2 = tci_uint64(regs[r5], regs[r4]);
+            tci_write_reg64(regs, r1, r0, T1 + T2);
             break;
         case INDEX_op_sub2_i32:
-            t0 = *tb_ptr++;
-            t1 = *tb_ptr++;
-            tmp64 = tci_read_r64(regs, &tb_ptr);
-            tmp64 -= tci_read_r64(regs, &tb_ptr);
-            tci_write_reg64(regs, t1, t0, tmp64);
+            tci_args_rrrrrr(&tb_ptr, &r0, &r1, &r2, &r3, &r4, &r5);
+            T1 = tci_uint64(regs[r3], regs[r2]);
+            T2 = tci_uint64(regs[r5], regs[r4]);
+            tci_write_reg64(regs, r1, r0, T1 - T2);
             break;
         case INDEX_op_brcond2_i32:
             tci_args_rrrrcl(&tb_ptr, &r0, &r1, &r2, &r3, &condition, &ptr);