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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, Paolo Bonzini <pbonzini@redhat.com>
Subject: [PULL 01/50] target/i386: Split out gen_exception_gpf
Date: Wed, 19 May 2021 13:30:01 -0500	[thread overview]
Message-ID: <20210519183050.875453-2-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210519183050.875453-1-richard.henderson@linaro.org>

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210514151342.384376-2-richard.henderson@linaro.org>
---
 target/i386/tcg/translate.c | 68 ++++++++++++++++++++-----------------
 1 file changed, 37 insertions(+), 31 deletions(-)

diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c
index db56a48343..2672e08197 100644
--- a/target/i386/tcg/translate.c
+++ b/target/i386/tcg/translate.c
@@ -1276,6 +1276,12 @@ static void gen_illegal_opcode(DisasContext *s)
     gen_exception(s, EXCP06_ILLOP, s->pc_start - s->cs_base);
 }
 
+/* Generate #GP for the current instruction. */
+static void gen_exception_gpf(DisasContext *s)
+{
+    gen_exception(s, EXCP0D_GPF, s->pc_start - s->cs_base);
+}
+
 /* if d == OR_TMP0, it means memory operand (address in A0) */
 static void gen_op(DisasContext *s1, int op, MemOp ot, int d)
 {
@@ -4502,7 +4508,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     s->vex_l = 0;
     s->vex_v = 0;
     if (sigsetjmp(s->jmpbuf, 0) != 0) {
-        gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+        gen_exception_gpf(s);
         return s->pc;
     }
 
@@ -6567,7 +6573,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
             set_cc_op(s, CC_OP_EFLAGS);
         } else if (s->vm86) {
             if (s->iopl != 3) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
             } else {
                 gen_helper_iret_real(cpu_env, tcg_const_i32(dflag - 1));
                 set_cc_op(s, CC_OP_EFLAGS);
@@ -6689,7 +6695,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0x9c: /* pushf */
         gen_svm_check_intercept(s, pc_start, SVM_EXIT_PUSHF);
         if (s->vm86 && s->iopl != 3) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_update_cc_op(s);
             gen_helper_read_eflags(s->T0, cpu_env);
@@ -6699,7 +6705,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0x9d: /* popf */
         gen_svm_check_intercept(s, pc_start, SVM_EXIT_POPF);
         if (s->vm86 && s->iopl != 3) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             ot = gen_pop_T0(s);
             if (s->cpl == 0) {
@@ -7061,7 +7067,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0xcd: /* int N */
         val = x86_ldub_code(env, s);
         if (s->vm86 && s->iopl != 3) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_interrupt(s, val, pc_start - s->cs_base, s->pc - s->cs_base);
         }
@@ -7084,13 +7090,13 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
             if (s->cpl <= s->iopl) {
                 gen_helper_cli(cpu_env);
             } else {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
             }
         } else {
             if (s->iopl == 3) {
                 gen_helper_cli(cpu_env);
             } else {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
             }
         }
         break;
@@ -7101,7 +7107,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
             gen_jmp_im(s, s->pc - s->cs_base);
             gen_eob_inhibit_irq(s, true);
         } else {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         }
         break;
     case 0x62: /* bound */
@@ -7194,7 +7200,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0x130: /* wrmsr */
     case 0x132: /* rdmsr */
         if (s->cpl != 0) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_update_cc_op(s);
             gen_jmp_im(s, pc_start - s->cs_base);
@@ -7226,7 +7232,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
         if (CODE64(s) && env->cpuid_vendor1 != CPUID_VENDOR_INTEL_1)
             goto illegal_op;
         if (!s->pe) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_helper_sysenter(cpu_env);
             gen_eob(s);
@@ -7237,7 +7243,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
         if (CODE64(s) && env->cpuid_vendor1 != CPUID_VENDOR_INTEL_1)
             goto illegal_op;
         if (!s->pe) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_helper_sysexit(cpu_env, tcg_const_i32(dflag - 1));
             gen_eob(s);
@@ -7256,7 +7262,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
         break;
     case 0x107: /* sysret */
         if (!s->pe) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_helper_sysret(cpu_env, tcg_const_i32(dflag - 1));
             /* condition codes are modified only in long mode */
@@ -7278,7 +7284,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
         break;
     case 0xf4: /* hlt */
         if (s->cpl != 0) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_update_cc_op(s);
             gen_jmp_im(s, pc_start - s->cs_base);
@@ -7304,7 +7310,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
             if (!s->pe || s->vm86)
                 goto illegal_op;
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
             } else {
                 gen_svm_check_intercept(s, pc_start, SVM_EXIT_LDTR_WRITE);
                 gen_ldst_modrm(env, s, modrm, MO_16, OR_TMP0, 0);
@@ -7325,7 +7331,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
             if (!s->pe || s->vm86)
                 goto illegal_op;
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
             } else {
                 gen_svm_check_intercept(s, pc_start, SVM_EXIT_TR_WRITE);
                 gen_ldst_modrm(env, s, modrm, MO_16, OR_TMP0, 0);
@@ -7441,7 +7447,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             tcg_gen_concat_tl_i64(s->tmp1_i64, cpu_regs[R_EAX],
@@ -7458,7 +7464,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7483,7 +7489,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7496,7 +7502,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7511,7 +7517,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7525,7 +7531,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7549,7 +7555,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
                 goto illegal_op;
             }
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7559,7 +7565,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
 
         CASE_MODRM_MEM_OP(2): /* lgdt */
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_svm_check_intercept(s, pc_start, SVM_EXIT_GDTR_WRITE);
@@ -7576,7 +7582,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
 
         CASE_MODRM_MEM_OP(3): /* lidt */
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_svm_check_intercept(s, pc_start, SVM_EXIT_IDTR_WRITE);
@@ -7622,7 +7628,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
             break;
         CASE_MODRM_OP(6): /* lmsw */
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0);
@@ -7634,7 +7640,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
 
         CASE_MODRM_MEM_OP(7): /* invlpg */
             if (s->cpl != 0) {
-                gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                gen_exception_gpf(s);
                 break;
             }
             gen_update_cc_op(s);
@@ -7649,7 +7655,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
 #ifdef TARGET_X86_64
             if (CODE64(s)) {
                 if (s->cpl != 0) {
-                    gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+                    gen_exception_gpf(s);
                 } else {
                     tcg_gen_mov_tl(s->T0, cpu_seg_base[R_GS]);
                     tcg_gen_ld_tl(cpu_seg_base[R_GS], cpu_env,
@@ -7685,7 +7691,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0x108: /* invd */
     case 0x109: /* wbinvd */
         if (s->cpl != 0) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_svm_check_intercept(s, pc_start, (b & 2) ? SVM_EXIT_INVD : SVM_EXIT_WBINVD);
             /* nothing to do */
@@ -8009,7 +8015,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0x120: /* mov reg, crN */
     case 0x122: /* mov crN, reg */
         if (s->cpl != 0) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             modrm = x86_ldub_code(env, s);
             /* Ignore the mod bits (assume (modrm&0xc0)==0xc0).
@@ -8063,7 +8069,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
     case 0x121: /* mov reg, drN */
     case 0x123: /* mov drN, reg */
         if (s->cpl != 0) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
 #ifndef CONFIG_USER_ONLY
             modrm = x86_ldub_code(env, s);
@@ -8099,7 +8105,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu)
         break;
     case 0x106: /* clts */
         if (s->cpl != 0) {
-            gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base);
+            gen_exception_gpf(s);
         } else {
             gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0);
             gen_helper_clts(cpu_env);
-- 
2.25.1



  reply	other threads:[~2021-05-19 18:35 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-19 18:30 [PULL 00/50] target/i386 translate cleanups Richard Henderson
2021-05-19 18:30 ` Richard Henderson [this message]
2021-05-19 18:30 ` [PULL 02/50] target/i386: Split out check_cpl0 Richard Henderson
2021-05-19 18:30 ` [PULL 03/50] target/i386: Unify code paths for IRET Richard Henderson
2021-05-19 18:30 ` [PULL 04/50] target/i386: Split out check_vm86_iopl Richard Henderson
2021-05-19 18:30 ` [PULL 05/50] target/i386: Split out check_iopl Richard Henderson
2021-05-19 18:30 ` [PULL 06/50] target/i386: Assert PE is set for user-only Richard Henderson
2021-05-19 18:30 ` [PULL 07/50] target/i386: Assert CPL is 3 " Richard Henderson
2021-05-19 18:30 ` [PULL 08/50] target/i386: Assert IOPL is 0 " Richard Henderson
2021-05-19 18:30 ` [PULL 09/50] target/i386: Assert !VM86 for x86_64 user-only Richard Henderson
2021-05-19 18:30 ` [PULL 10/50] target/i386: Assert CODE32 " Richard Henderson
2021-05-19 18:30 ` [PULL 11/50] target/i386: Assert SS32 " Richard Henderson
2021-05-19 18:30 ` [PULL 12/50] target/i386: Assert CODE64 " Richard Henderson
2021-05-19 18:30 ` [PULL 13/50] target/i386: Assert LMA " Richard Henderson
2021-05-19 18:30 ` [PULL 14/50] target/i386: Assert !ADDSEG " Richard Henderson
2021-05-19 18:30 ` [PULL 15/50] target/i386: Introduce REX_PREFIX Richard Henderson
2021-05-19 18:30 ` [PULL 16/50] target/i386: Tidy REX_B, REX_X definition Richard Henderson
2021-05-19 18:30 ` [PULL 17/50] target/i386: Move rex_r into DisasContext Richard Henderson
2021-05-19 18:30 ` [PULL 18/50] target/i386: Move rex_w " Richard Henderson
2021-05-19 18:30 ` [PULL 19/50] target/i386: Remove DisasContext.f_st as unused Richard Henderson
2021-05-19 18:30 ` [PULL 20/50] target/i386: Reduce DisasContext.flags to uint32_t Richard Henderson
2021-05-19 18:30 ` [PULL 21/50] target/i386: Reduce DisasContext.override to int8_t Richard Henderson
2021-05-19 18:30 ` [PULL 22/50] target/i386: Reduce DisasContext.prefix to uint8_t Richard Henderson
2021-05-19 18:30 ` [PULL 23/50] target/i386: Reduce DisasContext.vex_[lv] " Richard Henderson
2021-05-19 18:30 ` [PULL 24/50] target/i386: Reduce DisasContext popl_esp_hack and rip_offset " Richard Henderson
2021-05-19 18:30 ` [PULL 25/50] target/i386: Leave TF in DisasContext.flags Richard Henderson
2021-05-19 18:30 ` [PULL 26/50] target/i386: Reduce DisasContext jmp_opt, repz_opt to bool Richard Henderson
2021-05-19 18:30 ` [PULL 27/50] target/i386: Fix the comment for repz_opt Richard Henderson
2021-05-19 18:30 ` [PULL 28/50] target/i386: Reorder DisasContext members Richard Henderson
2021-05-19 18:30 ` [PULL 29/50] target/i386: Add stub generator for helper_set_dr Richard Henderson
2021-05-19 18:30 ` [PULL 30/50] target/i386: Assert !SVME for user-only Richard Henderson
2021-05-19 18:30 ` [PULL 31/50] target/i386: Assert !GUEST " Richard Henderson
2021-05-19 18:30 ` [PULL 32/50] target/i386: Implement skinit in translate.c Richard Henderson
2021-05-19 18:30 ` [PULL 33/50] target/i386: Eliminate SVM helpers for user-only Richard Henderson
2021-05-19 18:30 ` [PULL 34/50] target/i386: Mark some helpers as noreturn Richard Henderson
2021-05-19 18:30 ` [PULL 35/50] target/i386: Simplify gen_debug usage Richard Henderson
2021-05-19 18:30 ` [PULL 36/50] target/i386: Tidy svm_check_intercept from tcg Richard Henderson
2021-05-19 18:30 ` [PULL 37/50] target/i386: Remove pc_start argument to gen_svm_check_intercept Richard Henderson
2021-05-19 18:30 ` [PULL 38/50] target/i386: Remove user stub for cpu_vmexit Richard Henderson
2021-05-19 18:30 ` [PULL 39/50] target/i386: Cleanup read_crN, write_crN, lmsw Richard Henderson
2021-05-19 18:30 ` [PULL 40/50] target/i386: Pass env to do_pause and do_hlt Richard Henderson
2021-05-19 18:30 ` [PULL 41/50] target/i386: Move invlpg, hlt, monitor, mwait to sysemu Richard Henderson
2021-05-19 18:30 ` [PULL 42/50] target/i386: Unify invlpg, invlpga Richard Henderson
2021-05-19 18:30 ` [PULL 43/50] target/i386: Inline user cpu_svm_check_intercept_param Richard Henderson
2021-05-19 18:30 ` [PULL 44/50] target/i386: Eliminate user stubs for read/write_crN, rd/wrmsr Richard Henderson
2021-05-19 18:30 ` [PULL 45/50] target/i386: Exit tb after wrmsr Richard Henderson
2021-05-19 18:30 ` [PULL 46/50] target/i386: Tidy gen_check_io Richard Henderson
2021-05-19 18:30 ` [PULL 47/50] target/i386: Pass in port to gen_check_io Richard Henderson
2021-05-19 18:30 ` [PULL 48/50] target/i386: Create helper_check_io Richard Henderson
2021-05-19 18:30 ` [PULL 49/50] target/i386: Move helper_check_io to sysemu Richard Henderson
2021-05-19 18:30 ` [PULL 50/50] target/i386: Remove user-only i/o stubs Richard Henderson
2021-05-19 19:15 ` [PULL 00/50] target/i386 translate cleanups no-reply
2021-05-20 13:19 ` Peter Maydell

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