summary refs log tree commit diff stats
path: root/tcg/s390/tcg-target.c
diff options
context:
space:
mode:
Diffstat (limited to 'tcg/s390/tcg-target.c')
-rw-r--r--tcg/s390/tcg-target.c52
1 files changed, 48 insertions, 4 deletions
diff --git a/tcg/s390/tcg-target.c b/tcg/s390/tcg-target.c
index 9317fe88ef..04662c15fd 100644
--- a/tcg/s390/tcg-target.c
+++ b/tcg/s390/tcg-target.c
@@ -301,6 +301,27 @@ static const uint8_t tcg_cond_to_ltr_cond[10] = {
 
 #include "../../softmmu_defs.h"
 
+#ifdef CONFIG_TCG_PASS_AREG0
+/* helper signature: helper_ld_mmu(CPUState *env, target_ulong addr,
+   int mmu_idx) */
+static const void * const qemu_ld_helpers[4] = {
+    helper_ldb_mmu,
+    helper_ldw_mmu,
+    helper_ldl_mmu,
+    helper_ldq_mmu,
+};
+
+/* helper signature: helper_st_mmu(CPUState *env, target_ulong addr,
+   uintxx_t val, int mmu_idx) */
+static const void * const qemu_st_helpers[4] = {
+    helper_stb_mmu,
+    helper_stw_mmu,
+    helper_stl_mmu,
+    helper_stq_mmu,
+};
+#else
+/* legacy helper signature: __ld_mmu(target_ulong addr, int
+   mmu_idx) */
 static void *qemu_ld_helpers[4] = {
     __ldb_mmu,
     __ldw_mmu,
@@ -308,6 +329,8 @@ static void *qemu_ld_helpers[4] = {
     __ldq_mmu,
 };
 
+/* legacy helper signature: __st_mmu(target_ulong addr, uintxx_t val,
+   int mmu_idx) */
 static void *qemu_st_helpers[4] = {
     __stb_mmu,
     __stw_mmu,
@@ -315,6 +338,7 @@ static void *qemu_st_helpers[4] = {
     __stq_mmu,
 };
 #endif
+#endif
 
 static uint8_t *tb_ret_addr;
 
@@ -1439,9 +1463,9 @@ static void tcg_prepare_qemu_ldst(TCGContext* s, TCGReg data_reg,
     tgen64_andi_tmp(s, arg1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
 
     if (is_store) {
-        ofs = offsetof(CPUState, tlb_table[mem_index][0].addr_write);
+        ofs = offsetof(CPUArchState, tlb_table[mem_index][0].addr_write);
     } else {
-        ofs = offsetof(CPUState, tlb_table[mem_index][0].addr_read);
+        ofs = offsetof(CPUArchState, tlb_table[mem_index][0].addr_read);
     }
     assert(ofs < 0x80000);
 
@@ -1483,9 +1507,29 @@ static void tcg_prepare_qemu_ldst(TCGContext* s, TCGReg data_reg,
             tcg_abort();
         }
         tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_R4, mem_index);
+#ifdef CONFIG_TCG_PASS_AREG0
+        /* XXX/FIXME: suboptimal */
+        tcg_out_mov(s, TCG_TYPE_I32, tcg_target_call_iarg_regs[2],
+                    tcg_target_call_iarg_regs[1]);
+        tcg_out_mov(s, TCG_TYPE_TL, tcg_target_call_iarg_regs[1],
+                    tcg_target_call_iarg_regs[0]);
+        tcg_out_mov(s, TCG_TYPE_PTR, tcg_target_call_iarg_regs[0],
+                    TCG_AREG0);
+#endif
         tgen_calli(s, (tcg_target_ulong)qemu_st_helpers[s_bits]);
     } else {
         tcg_out_movi(s, TCG_TYPE_I32, arg1, mem_index);
+#ifdef CONFIG_TCG_PASS_AREG0
+        /* XXX/FIXME: suboptimal */
+        tcg_out_mov(s, TCG_TYPE_I32, tcg_target_call_iarg_regs[3],
+                    tcg_target_call_iarg_regs[2]);
+        tcg_out_mov(s, TCG_TYPE_I64, tcg_target_call_iarg_regs[2],
+                    tcg_target_call_iarg_regs[1]);
+        tcg_out_mov(s, TCG_TYPE_TL, tcg_target_call_iarg_regs[1],
+                    tcg_target_call_iarg_regs[0]);
+        tcg_out_mov(s, TCG_TYPE_PTR, tcg_target_call_iarg_regs[0],
+                    TCG_AREG0);
+#endif
         tgen_calli(s, (tcg_target_ulong)qemu_ld_helpers[s_bits]);
 
         /* sign extension */
@@ -1515,7 +1559,7 @@ static void tcg_prepare_qemu_ldst(TCGContext* s, TCGReg data_reg,
     *(label1_ptr + 1) = ((unsigned long)s->code_ptr -
                          (unsigned long)label1_ptr) >> 1;
 
-    ofs = offsetof(CPUState, tlb_table[mem_index][0].addend);
+    ofs = offsetof(CPUArchState, tlb_table[mem_index][0].addend);
     assert(ofs < 0x80000);
 
     tcg_out_mem(s, 0, RXY_AG, arg0, arg1, TCG_AREG0, ofs);
@@ -2293,7 +2337,7 @@ static void tcg_target_init(TCGContext *s)
     tcg_regset_set_reg(s->reserved_regs, TCG_REG_CALL_STACK);
 
     tcg_add_target_add_op_defs(s390_op_defs);
-    tcg_set_frame(s, TCG_AREG0, offsetof(CPUState, temp_buf),
+    tcg_set_frame(s, TCG_AREG0, offsetof(CPUArchState, temp_buf),
                   CPU_TEMP_BUF_NLONGS * sizeof(long));
 }