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-rw-r--r--target-alpha/op.c1103
1 files changed, 1103 insertions, 0 deletions
diff --git a/target-alpha/op.c b/target-alpha/op.c
new file mode 100644
index 000000000..8a22c5c08
--- /dev/null
+++ b/target-alpha/op.c
@@ -0,0 +1,1103 @@
+/*
+ * Alpha emulation cpu micro-operations for qemu.
+ *
+ * Copyright (c) 2007 Jocelyn Mayer
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#define DEBUG_OP
+
+#include "config.h"
+#include "exec.h"
+
+#include "op_helper.h"
+
+#define REG 0
+#include "op_template.h"
+
+#define REG 1
+#include "op_template.h"
+
+#define REG 2
+#include "op_template.h"
+
+#define REG 3
+#include "op_template.h"
+
+#define REG 4
+#include "op_template.h"
+
+#define REG 5
+#include "op_template.h"
+
+#define REG 6
+#include "op_template.h"
+
+#define REG 7
+#include "op_template.h"
+
+#define REG 8
+#include "op_template.h"
+
+#define REG 9
+#include "op_template.h"
+
+#define REG 10
+#include "op_template.h"
+
+#define REG 11
+#include "op_template.h"
+
+#define REG 12
+#include "op_template.h"
+
+#define REG 13
+#include "op_template.h"
+
+#define REG 14
+#include "op_template.h"
+
+#define REG 15
+#include "op_template.h"
+
+#define REG 16
+#include "op_template.h"
+
+#define REG 17
+#include "op_template.h"
+
+#define REG 18
+#include "op_template.h"
+
+#define REG 19
+#include "op_template.h"
+
+#define REG 20
+#include "op_template.h"
+
+#define REG 21
+#include "op_template.h"
+
+#define REG 22
+#include "op_template.h"
+
+#define REG 23
+#include "op_template.h"
+
+#define REG 24
+#include "op_template.h"
+
+#define REG 25
+#include "op_template.h"
+
+#define REG 26
+#include "op_template.h"
+
+#define REG 27
+#include "op_template.h"
+
+#define REG 28
+#include "op_template.h"
+
+#define REG 29
+#include "op_template.h"
+
+#define REG 30
+#include "op_template.h"
+
+#define REG 31
+#include "op_template.h"
+
+/* Debug stuff */
+void OPPROTO op_no_op (void)
+{
+#if !defined (DEBUG_OP)
+ __asm__ __volatile__("nop" : : : "memory");
+#endif
+ RETURN();
+}
+
+void OPPROTO op_tb_flush (void)
+{
+ helper_tb_flush();
+ RETURN();
+}
+
+/* Load and stores */
+#define MEMSUFFIX _raw
+#include "op_mem.h"
+#if !defined(CONFIG_USER_ONLY)
+#define MEMSUFFIX _user
+#include "op_mem.h"
+#define MEMSUFFIX _kernel
+#include "op_mem.h"
+/* Those are used for supervisor, executive and pal modes */
+#define MEMSUFFIX _data
+#include "op_mem.h"
+#endif
+
+/* Special operation for load and store */
+void OPPROTO op_n7 (void)
+{
+ T0 &= ~(uint64_t)0x7;
+ RETURN();
+}
+
+/* Misc */
+void OPPROTO op_excp (void)
+{
+ helper_excp(PARAM(1), PARAM(2));
+ RETURN();
+}
+
+void OPPROTO op_load_amask (void)
+{
+ helper_amask();
+ RETURN();
+}
+
+void OPPROTO op_load_pcc (void)
+{
+ helper_load_pcc();
+ RETURN();
+}
+
+void OPPROTO op_load_implver (void)
+{
+ helper_load_implver();
+ RETURN();
+}
+
+void OPPROTO op_load_fpcr (void)
+{
+ helper_load_fpcr();
+ RETURN();
+}
+
+void OPPROTO op_store_fpcr (void)
+{
+ helper_store_fpcr();
+ RETURN();
+}
+
+void OPPROTO op_load_irf (void)
+{
+ helper_load_irf();
+ RETURN();
+}
+
+void OPPROTO op_set_irf (void)
+{
+ helper_set_irf();
+ RETURN();
+}
+
+void OPPROTO op_clear_irf (void)
+{
+ helper_clear_irf();
+ RETURN();
+}
+
+void OPPROTO op_exit_tb (void)
+{
+ EXIT_TB();
+}
+
+/* Arithmetic */
+void OPPROTO op_addq (void)
+{
+ T0 += T1;
+ RETURN();
+}
+
+void OPPROTO op_addqv (void)
+{
+ helper_addqv();
+ RETURN();
+}
+
+void OPPROTO op_addl (void)
+{
+ T0 = (int64_t)((int32_t)(T0 + T1));
+ RETURN();
+}
+
+void OPPROTO op_addlv (void)
+{
+ helper_addlv();
+ RETURN();
+}
+
+void OPPROTO op_subq (void)
+{
+ T0 -= T1;
+ RETURN();
+}
+
+void OPPROTO op_subqv (void)
+{
+ helper_subqv();
+ RETURN();
+}
+
+void OPPROTO op_subl (void)
+{
+ T0 = (int64_t)((int32_t)(T0 - T1));
+ RETURN();
+}
+
+void OPPROTO op_sublv (void)
+{
+ helper_sublv();
+ RETURN();
+}
+
+void OPPROTO op_s4 (void)
+{
+ T0 <<= 2;
+ RETURN();
+}
+
+void OPPROTO op_s8 (void)
+{
+ T0 <<= 3;
+ RETURN();
+}
+
+void OPPROTO op_mull (void)
+{
+ T0 = (int64_t)((int32_t)T0 * (int32_t)T1);
+ RETURN();
+}
+
+void OPPROTO op_mullv (void)
+{
+ helper_mullv();
+ RETURN();
+}
+
+void OPPROTO op_mulq (void)
+{
+ T0 *= T1;
+ RETURN();
+}
+
+void OPPROTO op_mulqv (void)
+{
+ helper_mulqv();
+ RETURN();
+}
+
+void OPPROTO op_umulh (void)
+{
+ helper_umulh();
+ RETURN();
+}
+
+/* Logical */
+void OPPROTO op_and (void)
+{
+ T0 &= T1;
+ RETURN();
+}
+
+void OPPROTO op_bic (void)
+{
+ T0 &= ~T1;
+ RETURN();
+}
+
+void OPPROTO op_bis (void)
+{
+ T0 |= T1;
+ RETURN();
+}
+
+void OPPROTO op_eqv (void)
+{
+ T0 ^= ~T1;
+ RETURN();
+}
+
+void OPPROTO op_ornot (void)
+{
+ T0 |= ~T1;
+ RETURN();
+}
+
+void OPPROTO op_xor (void)
+{
+ T0 ^= T1;
+ RETURN();
+}
+
+void OPPROTO op_sll (void)
+{
+ T0 <<= T1;
+ RETURN();
+}
+
+void OPPROTO op_srl (void)
+{
+ T0 >>= T1;
+ RETURN();
+}
+
+void OPPROTO op_sra (void)
+{
+ T0 = (int64_t)T0 >> T1;
+ RETURN();
+}
+
+void OPPROTO op_sextb (void)
+{
+ T0 = (int64_t)((int8_t)T0);
+ RETURN();
+}
+
+void OPPROTO op_sextw (void)
+{
+ T0 = (int64_t)((int16_t)T0);
+ RETURN();
+
+}
+
+void OPPROTO op_ctpop (void)
+{
+ helper_ctpop();
+ RETURN();
+}
+
+void OPPROTO op_ctlz (void)
+{
+ helper_ctlz();
+ RETURN();
+}
+
+void OPPROTO op_cttz (void)
+{
+ helper_cttz();
+ RETURN();
+}
+
+void OPPROTO op_mskbl (void)
+{
+ helper_mskbl();
+ RETURN();
+}
+
+void OPPROTO op_extbl (void)
+{
+ helper_extbl();
+ RETURN();
+}
+
+void OPPROTO op_insbl (void)
+{
+ helper_insbl();
+ RETURN();
+}
+
+void OPPROTO op_mskwl (void)
+{
+ helper_mskwl();
+ RETURN();
+}
+
+void OPPROTO op_extwl (void)
+{
+ helper_extwl();
+ RETURN();
+}
+
+void OPPROTO op_inswl (void)
+{
+ helper_inswl();
+ RETURN();
+}
+
+void OPPROTO op_mskll (void)
+{
+ helper_mskll();
+ RETURN();
+}
+
+void OPPROTO op_extll (void)
+{
+ helper_extll();
+ RETURN();
+}
+
+void OPPROTO op_insll (void)
+{
+ helper_insll();
+ RETURN();
+}
+
+void OPPROTO op_zap (void)
+{
+ helper_zap();
+ RETURN();
+}
+
+void OPPROTO op_zapnot (void)
+{
+ helper_zapnot();
+ RETURN();
+}
+
+void OPPROTO op_mskql (void)
+{
+ helper_mskql();
+ RETURN();
+}
+
+void OPPROTO op_extql (void)
+{
+ helper_extql();
+ RETURN();
+}
+
+void OPPROTO op_insql (void)
+{
+ helper_insql();
+ RETURN();
+}
+
+void OPPROTO op_mskwh (void)
+{
+ helper_mskwh();
+ RETURN();
+}
+
+void OPPROTO op_inswh (void)
+{
+ helper_inswh();
+ RETURN();
+}
+
+void OPPROTO op_extwh (void)
+{
+ helper_extwh();
+ RETURN();
+}
+
+void OPPROTO op_msklh (void)
+{
+ helper_msklh();
+ RETURN();
+}
+
+void OPPROTO op_inslh (void)
+{
+ helper_inslh();
+ RETURN();
+}
+
+void OPPROTO op_extlh (void)
+{
+ helper_extlh();
+ RETURN();
+}
+
+void OPPROTO op_mskqh (void)
+{
+ helper_mskqh();
+ RETURN();
+}
+
+void OPPROTO op_insqh (void)
+{
+ helper_insqh();
+ RETURN();
+}
+
+void OPPROTO op_extqh (void)
+{
+ helper_extqh();
+ RETURN();
+}
+
+/* Tests */
+void OPPROTO op_cmpult (void)
+{
+ if (T0 < T1)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpule (void)
+{
+ if (T0 <= T1)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpeq (void)
+{
+ if (T0 == T1)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmplt (void)
+{
+ if ((int64_t)T0 < (int64_t)T1)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmple (void)
+{
+ if ((int64_t)T0 <= (int64_t)T1)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpbge (void)
+{
+ helper_cmpbge();
+ RETURN();
+}
+
+void OPPROTO op_cmpeqz (void)
+{
+ if (T0 == 0)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpnez (void)
+{
+ if (T0 != 0)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpltz (void)
+{
+ if ((int64_t)T0 < 0)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmplez (void)
+{
+ if ((int64_t)T0 <= 0)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpgtz (void)
+{
+ if ((int64_t)T0 > 0)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmpgez (void)
+{
+ if ((int64_t)T0 >= 0)
+ T0 = 1;
+ else
+ T0 = 0;
+ RETURN();
+}
+
+void OPPROTO op_cmplbs (void)
+{
+ T0 &= 1;
+ RETURN();
+}
+
+void OPPROTO op_cmplbc (void)
+{
+ T0 = (~T0) & 1;
+ RETURN();
+}
+
+/* Branches */
+void OPPROTO op_branch (void)
+{
+ env->pc = T0 & ~3;
+ RETURN();
+}
+
+void OPPROTO op_addq1 (void)
+{
+ T1 += T0;
+ RETURN();
+}
+
+#if 0 // Qemu does not know how to do this...
+void OPPROTO op_bcond (void)
+{
+ if (T0)
+ env->pc = T1 & ~3;
+ else
+ env->pc = PARAM(1);
+ RETURN();
+}
+#else
+void OPPROTO op_bcond (void)
+{
+ if (T0)
+ env->pc = T1 & ~3;
+ else
+ env->pc = ((uint64_t)PARAM(1) << 32) | (uint64_t)PARAM(2);
+ RETURN();
+}
+#endif
+
+#if 0 // Qemu does not know how to do this...
+void OPPROTO op_update_pc (void)
+{
+ env->pc = PARAM(1);
+ RETURN();
+}
+#else
+void OPPROTO op_update_pc (void)
+{
+ env->pc = ((uint64_t)PARAM(1) << 32) | (uint64_t)PARAM(2);
+ RETURN();
+}
+#endif
+
+/* Optimization for 32 bits hosts architectures */
+void OPPROTO op_update_pc32 (void)
+{
+ env->pc = (uint64_t)PARAM(1);
+ RETURN();
+}
+
+/* IEEE floating point arithmetic */
+/* S floating (single) */
+void OPPROTO op_adds (void)
+{
+ FT0 = float32_add(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_subs (void)
+{
+ FT0 = float32_sub(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_muls (void)
+{
+ FT0 = float32_mul(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_divs (void)
+{
+ FT0 = float32_div(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_sqrts (void)
+{
+ helper_sqrts();
+ RETURN();
+}
+
+void OPPROTO op_cpys (void)
+{
+ helper_cpys();
+ RETURN();
+}
+
+void OPPROTO op_cpysn (void)
+{
+ helper_cpysn();
+ RETURN();
+}
+
+void OPPROTO op_cpyse (void)
+{
+ helper_cpyse();
+ RETURN();
+}
+
+void OPPROTO op_itofs (void)
+{
+ helper_itofs();
+ RETURN();
+}
+
+void OPPROTO op_ftois (void)
+{
+ helper_ftois();
+ RETURN();
+}
+
+/* T floating (double) */
+void OPPROTO op_addt (void)
+{
+ FT0 = float64_add(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_subt (void)
+{
+ FT0 = float64_sub(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_mult (void)
+{
+ FT0 = float64_mul(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_divt (void)
+{
+ FT0 = float64_div(FT0, FT1, &FP_STATUS);
+ RETURN();
+}
+
+void OPPROTO op_sqrtt (void)
+{
+ helper_sqrtt();
+ RETURN();
+}
+
+void OPPROTO op_cmptun (void)
+{
+ helper_cmptun();
+ RETURN();
+}
+
+void OPPROTO op_cmpteq (void)
+{
+ helper_cmpteq();
+ RETURN();
+}
+
+void OPPROTO op_cmptle (void)
+{
+ helper_cmptle();
+ RETURN();
+}
+
+void OPPROTO op_cmptlt (void)
+{
+ helper_cmptlt();
+ RETURN();
+}
+
+void OPPROTO op_itoft (void)
+{
+ helper_itoft();
+ RETURN();
+}
+
+void OPPROTO op_ftoit (void)
+{
+ helper_ftoit();
+ RETURN();
+}
+
+/* VAX floating point arithmetic */
+/* F floating */
+void OPPROTO op_addf (void)
+{
+ helper_addf();
+ RETURN();
+}
+
+void OPPROTO op_subf (void)
+{
+ helper_subf();
+ RETURN();
+}
+
+void OPPROTO op_mulf (void)
+{
+ helper_mulf();
+ RETURN();
+}
+
+void OPPROTO op_divf (void)
+{
+ helper_divf();
+ RETURN();
+}
+
+void OPPROTO op_sqrtf (void)
+{
+ helper_sqrtf();
+ RETURN();
+}
+
+void OPPROTO op_cmpfeq (void)
+{
+ helper_cmpfeq();
+ RETURN();
+}
+
+void OPPROTO op_cmpfne (void)
+{
+ helper_cmpfne();
+ RETURN();
+}
+
+void OPPROTO op_cmpflt (void)
+{
+ helper_cmpflt();
+ RETURN();
+}
+
+void OPPROTO op_cmpfle (void)
+{
+ helper_cmpfle();
+ RETURN();
+}
+
+void OPPROTO op_cmpfgt (void)
+{
+ helper_cmpfgt();
+ RETURN();
+}
+
+void OPPROTO op_cmpfge (void)
+{
+ helper_cmpfge();
+ RETURN();
+}
+
+void OPPROTO op_itoff (void)
+{
+ helper_itoff();
+ RETURN();
+}
+
+/* G floating */
+void OPPROTO op_addg (void)
+{
+ helper_addg();
+ RETURN();
+}
+
+void OPPROTO op_subg (void)
+{
+ helper_subg();
+ RETURN();
+}
+
+void OPPROTO op_mulg (void)
+{
+ helper_mulg();
+ RETURN();
+}
+
+void OPPROTO op_divg (void)
+{
+ helper_divg();
+ RETURN();
+}
+
+void OPPROTO op_sqrtg (void)
+{
+ helper_sqrtg();
+ RETURN();
+}
+
+void OPPROTO op_cmpgeq (void)
+{
+ helper_cmpgeq();
+ RETURN();
+}
+
+void OPPROTO op_cmpglt (void)
+{
+ helper_cmpglt();
+ RETURN();
+}
+
+void OPPROTO op_cmpgle (void)
+{
+ helper_cmpgle();
+ RETURN();
+}
+
+/* Floating point format conversion */
+void OPPROTO op_cvtst (void)
+{
+ FT0 = (float)FT0;
+ RETURN();
+}
+
+void OPPROTO op_cvtqs (void)
+{
+ helper_cvtqs();
+ RETURN();
+}
+
+void OPPROTO op_cvtts (void)
+{
+ FT0 = (float)FT0;
+ RETURN();
+}
+
+void OPPROTO op_cvttq (void)
+{
+ helper_cvttq();
+ RETURN();
+}
+
+void OPPROTO op_cvtqt (void)
+{
+ helper_cvtqt();
+ RETURN();
+}
+
+void OPPROTO op_cvtqf (void)
+{
+ helper_cvtqf();
+ RETURN();
+}
+
+void OPPROTO op_cvtgf (void)
+{
+ helper_cvtgf();
+ RETURN();
+}
+
+void OPPROTO op_cvtgd (void)
+{
+ helper_cvtgd();
+ RETURN();
+}
+
+void OPPROTO op_cvtgq (void)
+{
+ helper_cvtgq();
+ RETURN();
+}
+
+void OPPROTO op_cvtqg (void)
+{
+ helper_cvtqg();
+ RETURN();
+}
+
+void OPPROTO op_cvtdg (void)
+{
+ helper_cvtdg();
+ RETURN();
+}
+
+void OPPROTO op_cvtlq (void)
+{
+ helper_cvtlq();
+ RETURN();
+}
+
+void OPPROTO op_cvtql (void)
+{
+ helper_cvtql();
+ RETURN();
+}
+
+void OPPROTO op_cvtqlv (void)
+{
+ helper_cvtqlv();
+ RETURN();
+}
+
+void OPPROTO op_cvtqlsv (void)
+{
+ helper_cvtqlsv();
+ RETURN();
+}
+
+/* PALcode support special instructions */
+#if !defined (CONFIG_USER_ONLY)
+void OPPROTO op_hw_rei (void)
+{
+ env->pc = env->ipr[IPR_EXC_ADDR] & ~3;
+ env->ipr[IPR_EXC_ADDR] = env->ipr[IPR_EXC_ADDR] & 1;
+ /* XXX: re-enable interrupts and memory mapping */
+ RETURN();
+}
+
+void OPPROTO op_hw_ret (void)
+{
+ env->pc = T0 & ~3;
+ env->ipr[IPR_EXC_ADDR] = T0 & 1;
+ /* XXX: re-enable interrupts and memory mapping */
+ RETURN();
+}
+
+void OPPROTO op_mfpr (void)
+{
+ helper_mfpr(PARAM(1));
+ RETURN();
+}
+
+void OPPROTO op_mtpr (void)
+{
+ helper_mtpr(PARAM(1));
+ RETURN();
+}
+
+void OPPROTO op_set_alt_mode (void)
+{
+ env->saved_mode = env->ps & 0xC;
+ env->ps = (env->ps & ~0xC) | (env->ipr[IPR_ALT_MODE] & 0xC);
+ RETURN();
+}
+
+void OPPROTO op_restore_mode (void)
+{
+ env->ps = (env->ps & ~0xC) | env->saved_mode;
+ RETURN();
+}
+
+void OPPROTO op_ld_phys_to_virt (void)
+{
+ helper_ld_phys_to_virt();
+ RETURN();
+}
+
+void OPPROTO op_st_phys_to_virt (void)
+{
+ helper_st_phys_to_virt();
+ RETURN();
+}
+#endif /* !defined (CONFIG_USER_ONLY) */
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 21:53:01 +0000