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authorRichard Henderson <richard.henderson@linaro.org>2021-09-15 08:05:53 -0700
committerRichard Henderson <richard.henderson@linaro.org>2021-11-02 07:00:52 -0400
commitcaac44a52aa71d5ff83607cad861d02ecbbfcdc0 (patch)
tree61ee7e5335c97a137cfb14d31a97a2a74948b0d0 /target/sparc
parentcac720ec5466312a6f7f3f81fa3f11f05c022375 (diff)
target/sparc: Make sparc_cpu_tlb_fill sysemu only
The fallback code in cpu_loop_exit_sigsegv is sufficient for sparc linux-user. This makes all of the code in mmu_helper.c sysemu only, so remove the ifdefs and move the file to sparc_softmmu_ss. Remove the code from cpu_loop that handled TT_DFAULT and TT_TFAULT. Cc: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/sparc')
-rw-r--r--target/sparc/cpu.c2
-rw-r--r--target/sparc/meson.build2
-rw-r--r--target/sparc/mmu_helper.c25
3 files changed, 2 insertions, 27 deletions
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index 21dd27796d..55268ed2a1 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -865,9 +865,9 @@ static const struct SysemuCPUOps sparc_sysemu_ops = {
static const struct TCGCPUOps sparc_tcg_ops = {
.initialize = sparc_tcg_init,
.synchronize_from_tb = sparc_cpu_synchronize_from_tb,
- .tlb_fill = sparc_cpu_tlb_fill,
#ifndef CONFIG_USER_ONLY
+ .tlb_fill = sparc_cpu_tlb_fill,
.cpu_exec_interrupt = sparc_cpu_exec_interrupt,
.do_interrupt = sparc_cpu_do_interrupt,
.do_transaction_failed = sparc_cpu_do_transaction_failed,
diff --git a/target/sparc/meson.build b/target/sparc/meson.build
index a3638b9503..a801802ee2 100644
--- a/target/sparc/meson.build
+++ b/target/sparc/meson.build
@@ -6,7 +6,6 @@ sparc_ss.add(files(
'gdbstub.c',
'helper.c',
'ldst_helper.c',
- 'mmu_helper.c',
'translate.c',
'win_helper.c',
))
@@ -16,6 +15,7 @@ sparc_ss.add(when: 'TARGET_SPARC64', if_true: files('int64_helper.c', 'vis_helpe
sparc_softmmu_ss = ss.source_set()
sparc_softmmu_ss.add(files(
'machine.c',
+ 'mmu_helper.c',
'monitor.c',
))
diff --git a/target/sparc/mmu_helper.c b/target/sparc/mmu_helper.c
index a44473a1c7..2ad47391d0 100644
--- a/target/sparc/mmu_helper.c
+++ b/target/sparc/mmu_helper.c
@@ -25,30 +25,6 @@
/* Sparc MMU emulation */
-#if defined(CONFIG_USER_ONLY)
-
-bool sparc_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
- MMUAccessType access_type, int mmu_idx,
- bool probe, uintptr_t retaddr)
-{
- SPARCCPU *cpu = SPARC_CPU(cs);
- CPUSPARCState *env = &cpu->env;
-
- if (access_type == MMU_INST_FETCH) {
- cs->exception_index = TT_TFAULT;
- } else {
- cs->exception_index = TT_DFAULT;
-#ifdef TARGET_SPARC64
- env->dmmu.mmuregs[4] = address;
-#else
- env->mmuregs[4] = address;
-#endif
- }
- cpu_loop_exit_restore(cs, retaddr);
-}
-
-#else
-
#ifndef TARGET_SPARC64
/*
* Sparc V8 Reference MMU (SRMMU)
@@ -926,4 +902,3 @@ hwaddr sparc_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
}
return phys_addr;
}
-#endif