Skip to content

Commit

Permalink
tcg/ia64: fix prologue/epilogue
Browse files Browse the repository at this point in the history
Prologue and epilogue code has been broken in cea5f9a.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
  • Loading branch information
aurel32 committed Aug 26, 2012
1 parent 9716ef3 commit 18d445b
Showing 1 changed file with 10 additions and 10 deletions.
20 changes: 10 additions & 10 deletions tcg/ia64/tcg-target.c
Expand Up @@ -107,7 +107,7 @@ enum {
};

static const int tcg_target_reg_alloc_order[] = {
TCG_REG_R34,
TCG_REG_R33,
TCG_REG_R35,
TCG_REG_R36,
TCG_REG_R37,
Expand Down Expand Up @@ -2314,13 +2314,13 @@ static void tcg_target_qemu_prologue(TCGContext *s)
s->code_ptr += 16; /* skip GP */

/* prologue */
tcg_out_bundle(s, mII,
tcg_out_bundle(s, miI,
tcg_opc_m34(TCG_REG_P0, OPC_ALLOC_M34,
TCG_REG_R33, 32, 24, 0),
TCG_REG_R34, 32, 24, 0),
tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4,
TCG_AREG0, 0, TCG_REG_R32),
tcg_opc_i21(TCG_REG_P0, OPC_MOV_I21,
TCG_REG_B6, TCG_REG_R33, 0),
tcg_opc_i22(TCG_REG_P0, OPC_MOV_I22,
TCG_REG_R32, TCG_REG_B0));
TCG_REG_B6, TCG_REG_R33, 0));

/* ??? If GUEST_BASE < 0x200000, we could load the register via
an ADDL in the M slot of the next bundle. */
Expand All @@ -2334,10 +2334,10 @@ static void tcg_target_qemu_prologue(TCGContext *s)
}

tcg_out_bundle(s, miB,
tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4,
TCG_AREG0, 0, TCG_REG_R32),
tcg_opc_a4 (TCG_REG_P0, OPC_ADDS_A4,
TCG_REG_R12, -frame_size, TCG_REG_R12),
tcg_opc_i22(TCG_REG_P0, OPC_MOV_I22,
TCG_REG_R32, TCG_REG_B0),
tcg_opc_b4 (TCG_REG_P0, OPC_BR_SPTK_MANY_B4, TCG_REG_B6));

/* epilogue */
Expand All @@ -2351,7 +2351,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out_bundle(s, miB,
tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0),
tcg_opc_i26(TCG_REG_P0, OPC_MOV_I_I26,
TCG_REG_PFS, TCG_REG_R33),
TCG_REG_PFS, TCG_REG_R34),
tcg_opc_b4 (TCG_REG_P0, OPC_BR_RET_SPTK_MANY_B4,
TCG_REG_B0));
}
Expand Down Expand Up @@ -2403,7 +2403,7 @@ static void tcg_target_init(TCGContext *s)
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R12); /* stack pointer */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R13); /* thread pointer */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R32); /* return address */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R33); /* PFS */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_R34); /* PFS */

/* The following 3 are not in use, are call-saved, but *not* saved
by the prologue. Therefore we cannot use them without modifying
Expand Down

0 comments on commit 18d445b

Please sign in to comment.