void page_reset_target_data(target_ulong start, target_ulong last) { }
#endif /* TARGET_PAGE_DATA_SIZE */
-/* The softmmu versions of these helpers are in cputlb.c. */
+/* The system-mode versions of these helpers are in cputlb.c. */
static void *cpu_mmu_lookup(CPUState *cpu, vaddr addr,
MemOp mop, uintptr_t ra, MMUAccessType type)
~~~~~~~~~~~~~~~~~~~~~
The TCG tests are deliberately very light on dependencies and are
-either totally bare with minimal gcc lib support (for softmmu tests)
+either totally bare with minimal gcc lib support (for system-mode tests)
or just glibc (for linux-user tests). This is because getting a cross
compiler to work with additional libraries can be challenging.
* See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80878
*
* This interpretation is not especially helpful for QEMU.
- * For softmmu, all RAM is always read/write from the hypervisor.
- * For user-only, if the guest doesn't implement such an __atomic_read
+ * For system-mode, all RAM is always read/write from the hypervisor.
+ * For user-mode, if the guest doesn't implement such an __atomic_read
* then the host need not worry about it either.
*
* Moreover, using libatomic is not an option, because its interface is
*
* See tcg/README for more info about this TCG operation.
*
- * NOTE: In softmmu emulation, direct jumps with goto_tb are only safe within
+ * NOTE: In system emulation, direct jumps with goto_tb are only safe within
* the pages this TB resides in because we don't take care of direct jumps when
* address mapping changes, e.g. in tlb_flush(). In user mode, there's only a
* static address translation, so the destination address is always valid, TBs
/*
* This function checks watchpoint before real load operation.
*
- * In softmmu mode, the TLB API probe_access is enough for watchpoint check.
+ * In system mode, the TLB API probe_access is enough for watchpoint check.
* In user mode, there is no watchpoint support now.
*
* It will trigger an exception if there is no mapping in TLB
#define MIN_TLB_MASK_TABLE_OFS -512
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
#define ALL_VECTOR_REGS 0xffff0000u
/*
- * r0-r3 will be overwritten when reading the tlb entry (softmmu only);
+ * r0-r3 will be overwritten when reading the tlb entry (system-mode only);
* r14 will be overwritten by the BLNE branching to the slow path.
*/
#ifdef CONFIG_SOFTMMU
int movop = OPC_MOVL_EvGv;
/*
- * Do big-endian stores with movbe or softmmu.
+ * Do big-endian stores with movbe or system-mode.
* User-only without movbe will have its swapping done generically.
*/
if (memop & MO_BSWAP) {
#define MIN_TLB_MASK_TABLE_OFS -(1 << 11)
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
dependencies: tcg_ss.dependencies())
user_ss.add(tcg_user)
-libtcg_softmmu = static_library('tcg_softmmu',
+libtcg_system = static_library('tcg_system',
tcg_ss.sources() + genh,
name_suffix: 'fa',
c_args: '-DCONFIG_SOFTMMU',
build_by_default: false)
-tcg_softmmu = declare_dependency(link_with: libtcg_softmmu,
+tcg_system = declare_dependency(link_with: libtcg_system,
dependencies: tcg_ss.dependencies())
-system_ss.add(tcg_softmmu)
+system_ss.add(tcg_system)
#define MIN_TLB_MASK_TABLE_OFS -32768
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
#define MIN_TLB_MASK_TABLE_OFS -32768
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
* and then assigning regions to TCG threads so that the threads can translate
* code in parallel without synchronization.
*
- * In softmmu the number of TCG threads is bounded by max_cpus, so we use at
+ * In system-mode the number of TCG threads is bounded by max_cpus, so we use at
* least max_cpus regions in MTTCG. In !MTTCG we use a single region.
* Note that the TCG options from the command-line (i.e. -accel accel=tcg,[...])
* must have been parsed before calling this function, since it calls
*
* However, this user-mode limitation is unlikely to be a significant problem
* in practice. Multi-threaded guests share most if not all of their translated
- * code, which makes parallel code generation less appealing than in softmmu.
+ * code, which makes parallel code generation less appealing than in system-mode
*/
void tcg_region_init(size_t tb_size, int splitwx, unsigned max_cpus)
{
#define MIN_TLB_MASK_TABLE_OFS -(1 << 11)
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
#define MIN_TLB_MASK_TABLE_OFS -(1 << 19)
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
#define MIN_TLB_MASK_TABLE_OFS -(1 << 12)
/*
- * For softmmu, perform the TLB load and compare.
- * For useronly, perform any required alignment tests.
+ * For system-mode, perform the TLB load and compare.
+ * For user-mode, perform any required alignment tests.
* In both cases, return a TCGLabelQemuLdst structure if the slow path
* is required and fill in @h with the host address for the fast path.
*/
* In user-mode we just point tcg_ctx to tcg_init_ctx. See the documentation
* of tcg_region_init() for the reasoning behind this.
*
- * In softmmu each caller registers its context in tcg_ctxs[]. Note that in
- * softmmu tcg_ctxs[] does not track tcg_ctx_init, since the initial context
+ * In system-mode each caller registers its context in tcg_ctxs[]. Note that in
+ * system-mode tcg_ctxs[] does not track tcg_ctx_init, since the initial context
* is not used anymore for translation once this function is called.
*
- * Not tracking tcg_init_ctx in tcg_ctxs[] in softmmu keeps code that iterates
- * over the array (e.g. tcg_code_size() the same for both softmmu and user-mode.
+ * Not tracking tcg_init_ctx in tcg_ctxs[] in system-mode keeps code that
+ * iterates over the array (e.g. tcg_code_size() the same for both system/user
+ * modes.
*/
#ifdef CONFIG_USER_ONLY
void tcg_register_thread(void)
* In user-mode we simply share the init context among threads, since we
* use a single region. See the documentation tcg_region_init() for the
* reasoning behind this.
- * In softmmu we will have at most max_cpus TCG threads.
+ * In system-mode we will have at most max_cpus TCG threads.
*/
#ifdef CONFIG_USER_ONLY
tcg_ctxs = &tcg_ctx;
%: %.S
$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS)
else
-# For softmmu targets we include a different Makefile fragment as the
+# For system targets we include a different Makefile fragment as the
# build options for bare programs are usually pretty different. They
# are expected to provide their own build recipes.
EXTRA_CFLAGS += -ffreestanding
from __future__ import print_function
#
-# Test some of the softmmu debug features with the multiarch memory
+# Test some of the system debug features with the multiarch memory
# test. It is a port of the original vmlinux focused test case but
# using the "memory" test instead.
#
from __future__ import print_function
#
-# Test some of the softmmu debug features with the multiarch memory
+# Test some of the system debug features with the multiarch memory
# test. It is a port of the original vmlinux focused test case but
# using the "memory" test instead.
#
/*
* Memory Test
*
- * This is intended to test the softmmu code and ensure we properly
+ * This is intended to test the system-mode code and ensure we properly
* behave across normal and unaligned accesses across several pages.
* We are not replicating memory tests for stuck bits and other
* hardware level failures but looking for issues with different size
* accesses when access is:
*
* - unaligned at various sizes (if -DCHECK_UNALIGNED set)
- * - spanning a (softmmu) page
+ * - spanning a (system) page
* - sign extension when loading
*/
/*
- * Common softmmu code for specification exception testing.
+ * Common system code for specification exception testing.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
# SPDX-License-Identifier: GPL-2.0-or-later
# List of specification exception tests.
-# Shared between the softmmu and the user makefiles.
+# Shared between the system and the user makefiles.
PGM_SPECIFICATION_TESTS = \
br-odd \
cgrl-unaligned \
/*
- * Linker script for the softmmu test kernels.
+ * Linker script for the system test kernels.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#
-# Xtensa softmmu tests
+# Xtensa system tests
#
CORE=dc232b
#
-# Xtensa softmmu tests
+# Xtensa system tests
#
include $(SRC_PATH)/tests/tcg/xtensa/Makefile.softmmu-target
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