TCG/PPC: use stack for TCG temps

Use stack instead of temp_buf array in CPUState for TCG temps.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

diff --git a/tcg/ppc/tcg-target.c b/tcg/ppc/tcg-target.c
index 0cd8873..58c8621 100644 (file)
--- a/tcg/ppc/tcg-target.c
+++ b/tcg/ppc/tcg-target.c
@@ -907,9 +907,14 @@ static void tcg_target_qemu_prologue (TCGContext *s)
         + LINKAGE_AREA_SIZE
         + TCG_STATIC_CALL_ARGS_SIZE
         + ARRAY_SIZE (tcg_target_callee_save_regs) * 4
+        + CPU_TEMP_BUF_NLONGS * sizeof(long)
         ;
     frame_size = (frame_size + 15) & ~15;
 
+    tcg_set_frame(s, TCG_REG_CALL_STACK, frame_size
+                  - CPU_TEMP_BUF_NLONGS * sizeof(long),
+                  CPU_TEMP_BUF_NLONGS * sizeof(long));
+
 #ifdef _CALL_AIX
     {
         uint32_t addr;
@@ -1914,6 +1919,4 @@ static void tcg_target_init(TCGContext *s)
 #endif
 
     tcg_add_target_add_op_defs(ppc_op_defs);
-    tcg_set_frame(s, TCG_AREG0, offsetof(CPUState, temp_buf),
-                  CPU_TEMP_BUF_NLONGS * sizeof(long));
 }

diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
index 065c710..02a6cb2 100644 (file)
--- a/tcg/ppc64/tcg-target.c
+++ b/tcg/ppc64/tcg-target.c
@@ -875,9 +875,14 @@ static void tcg_target_qemu_prologue (TCGContext *s)
         + 8                     /* TOC save area */
         + TCG_STATIC_CALL_ARGS_SIZE
         + ARRAY_SIZE (tcg_target_callee_save_regs) * 8
+        + CPU_TEMP_BUF_NLONGS * sizeof(long)
         ;
     frame_size = (frame_size + 15) & ~15;
 
+    tcg_set_frame(s, TCG_REG_CALL_STACK, frame_size
+                  - CPU_TEMP_BUF_NLONGS * sizeof(long),
+                  CPU_TEMP_BUF_NLONGS * sizeof(long));
+
 #ifndef __APPLE__
     /* First emit adhoc function descriptor */
     addr = (uint64_t) s->code_ptr + 24;
@@ -1691,6 +1696,4 @@ static void tcg_target_init (TCGContext *s)
     tcg_regset_set_reg (s->reserved_regs, TCG_REG_R13);
 
     tcg_add_target_add_op_defs (ppc_op_defs);
-    tcg_set_frame(s, TCG_AREG0, offsetof(CPUState, temp_buf),
-                  CPU_TEMP_BUF_NLONGS * sizeof(long));
 }