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TCG/HPPA: use stack for TCG temps 

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

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2011-05-28 07:55:47 +00:00
parent a42bceec09
commit 2a6a665f16
1 changed files with 7 additions and 2 deletions
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9
tcg/hppa/tcg-target.c
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@ -1612,6 +1612,9 @@ static void tcg_target_qemu_prologue(TCGContext *s)
/* Allocate space for the saved registers. */ /* Allocate space for the saved registers. */
frame_size += ARRAY_SIZE(tcg_target_callee_save_regs) * 4; frame_size += ARRAY_SIZE(tcg_target_callee_save_regs) * 4;
/* Allocate space for the TCG temps. */
frame_size += CPU_TEMP_BUF_NLONGS * sizeof(long);
/* Align the allocated space. */ /* Align the allocated space. */
frame_size = ((frame_size + TCG_TARGET_STACK_ALIGN - 1) frame_size = ((frame_size + TCG_TARGET_STACK_ALIGN - 1)
& -TCG_TARGET_STACK_ALIGN); & -TCG_TARGET_STACK_ALIGN);
@ -1629,6 +1632,10 @@ static void tcg_target_qemu_prologue(TCGContext *s)
TCG_REG_CALL_STACK, -frame_size + i * 4); TCG_REG_CALL_STACK, -frame_size + i * 4);
} }
/* Record the location of the TCG temps. */
tcg_set_frame(s, TCG_REG_CALL_STACK, -frame_size + i * 4,
TCG_TEMP_BUF_NLONGS * sizeof(long));
#ifdef CONFIG_USE_GUEST_BASE #ifdef CONFIG_USE_GUEST_BASE
if (GUEST_BASE != 0) { if (GUEST_BASE != 0) {
tcg_out_movi(s, TCG_TYPE_PTR, TCG_GUEST_BASE_REG, GUEST_BASE); tcg_out_movi(s, TCG_TYPE_PTR, TCG_GUEST_BASE_REG, GUEST_BASE);
@ -1684,6 +1691,4 @@ static void tcg_target_init(TCGContext *s)
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R31); /* ble link reg */ tcg_regset_set_reg(s->reserved_regs, TCG_REG_R31); /* ble link reg */
tcg_add_target_add_op_defs(hppa_op_defs); tcg_add_target_add_op_defs(hppa_op_defs);
tcg_set_frame(s, TCG_AREG0, offsetof(CPUState, temp_buf),
CPU_TEMP_BUF_NLONGS * sizeof(long));
} }