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[15/18] TCG/PPC: use stack for TCG temps

Message ID BANLkTinPj6DjL5OYd_B+UYHyEBR9XQxAgg@mail.gmail.com
State New
Headers show

Commit Message

Blue Swirl June 19, 2011, 9:06 p.m. UTC 
Use stack instead of temp_buf array in CPUState for TCG temps.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 tcg/ppc/tcg-target.c   |    7 +++++--
 tcg/ppc64/tcg-target.c |    7 +++++--
 2 files changed, 10 insertions(+), 4 deletions(-)
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Patch

diff --git a/tcg/ppc/tcg-target.c b/tcg/ppc/tcg-target.c
index 729061f..66ff298 100644
--- 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;
@@ -1922,6 +1927,4 @@  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 d48cf7e..7488b14 100644
--- 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;
@@ -1698,6 +1703,4 @@  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));
 }