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authorBlue Swirl <blauwirbel@gmail.com>2011-05-14 17:06:56 +0000
committerBlue Swirl <blauwirbel@gmail.com>2011-06-26 18:25:53 +0000
commitf44c99607a46484c52f03aed373e3a3a194af721 (patch)
treeeffde5cb939cdbf22bc1869a000fb38d719f08d9 /tcg/sparc
parentac0275dcfea6ec21705b30fe83c21686871e9d70 (diff)
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TCG/Sparc64: use stack for TCG temps
Use stack instead of temp_buf array in CPUState for TCG temps. On Sparc64, stack pointer is not aligned but there is a fixed bias of 2047, so don't try to enforce alignment. Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'tcg/sparc')
-rw-r--r--tcg/sparc/tcg-target.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c
index 86f8c1e..ac76e11 100644
--- a/tcg/sparc/tcg-target.c
+++ b/tcg/sparc/tcg-target.c
@@ -693,8 +693,11 @@ static void tcg_out_setcond2_i32(TCGContext *s, TCGCond cond, TCGArg ret,
/* Generate global QEMU prologue and epilogue code */
static void tcg_target_qemu_prologue(TCGContext *s)
{
+ tcg_set_frame(s, TCG_REG_I6, TCG_TARGET_CALL_STACK_OFFSET,
+ CPU_TEMP_BUF_NLONGS * (int)sizeof(long));
tcg_out32(s, SAVE | INSN_RD(TCG_REG_O6) | INSN_RS1(TCG_REG_O6) |
- INSN_IMM13(-TCG_TARGET_STACK_MINFRAME));
+ INSN_IMM13(-(TCG_TARGET_STACK_MINFRAME +
+ CPU_TEMP_BUF_NLONGS * (int)sizeof(long))));
tcg_out32(s, JMPL | INSN_RD(TCG_REG_G0) | INSN_RS1(TCG_REG_I1) |
INSN_RS2(TCG_REG_G0));
tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, TCG_REG_I0);
@@ -1566,6 +1569,4 @@ static void tcg_target_init(TCGContext *s)
tcg_regset_set_reg(s->reserved_regs, TCG_REG_O6);
tcg_regset_set_reg(s->reserved_regs, TCG_REG_O7);
tcg_add_target_add_op_defs(sparc_op_defs);
- tcg_set_frame(s, TCG_AREG0, offsetof(CPUState, temp_buf),
- CPU_TEMP_BUF_NLONGS * sizeof(long));
}