tcg/ia64: fix prologue/epilogue
Prologue and epilogue code has been broken in cea5f9a28
.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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@ -107,7 +107,7 @@ enum {
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};
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static const int tcg_target_reg_alloc_order[] = {
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TCG_REG_R34,
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TCG_REG_R33,
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TCG_REG_R35,
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TCG_REG_R36,
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TCG_REG_R37,
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@ -2314,13 +2314,13 @@ static void tcg_target_qemu_prologue(TCGContext *s)
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s->code_ptr += 16; /* skip GP */
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/* prologue */
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tcg_out_bundle(s, mII,
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tcg_out_bundle(s, miI,
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tcg_opc_m34(TCG_REG_P0, OPC_ALLOC_M34,
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TCG_REG_R33, 32, 24, 0),
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TCG_REG_R34, 32, 24, 0),
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tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4,
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TCG_AREG0, 0, TCG_REG_R32),
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tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21,
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TCG_REG_B6, TCG_REG_R33, 0),
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tcg_opc_i22(TCG_REG_P0, OPC_MOV_I22,
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TCG_REG_R32, TCG_REG_B0));
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TCG_REG_B6, TCG_REG_R33, 0));
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/* ??? If GUEST_BASE < 0x200000, we could load the register via
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an ADDL in the M slot of the next bundle. */
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@ -2334,10 +2334,10 @@ static void tcg_target_qemu_prologue(TCGContext *s)
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}
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tcg_out_bundle(s, miB,
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tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4,
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TCG_AREG0, 0, TCG_REG_R32),
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tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4,
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TCG_REG_R12, -frame_size, TCG_REG_R12),
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tcg_opc_i22(TCG_REG_P0, OPC_MOV_I22,
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TCG_REG_R32, TCG_REG_B0),
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tcg_opc_b4 (TCG_REG_P0, OPC_BR_SPTK_MANY_B4, TCG_REG_B6));
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/* epilogue */
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@ -2351,7 +2351,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
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tcg_out_bundle(s, miB,
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tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0),
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tcg_opc_i26(TCG_REG_P0, OPC_MOV_I_I26,
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TCG_REG_PFS, TCG_REG_R33),
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TCG_REG_PFS, TCG_REG_R34),
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tcg_opc_b4 (TCG_REG_P0, OPC_BR_RET_SPTK_MANY_B4,
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TCG_REG_B0));
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}
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@ -2403,7 +2403,7 @@ static void tcg_target_init(TCGContext *s)
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tcg_regset_set_reg(s->reserved_regs, TCG_REG_R12); /* stack pointer */
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tcg_regset_set_reg(s->reserved_regs, TCG_REG_R13); /* thread pointer */
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tcg_regset_set_reg(s->reserved_regs, TCG_REG_R32); /* return address */
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tcg_regset_set_reg(s->reserved_regs, TCG_REG_R33); /* PFS */
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tcg_regset_set_reg(s->reserved_regs, TCG_REG_R34); /* PFS */
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/* The following 3 are not in use, are call-saved, but *not* saved
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by the prologue. Therefore we cannot use them without modifying
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