Paul Gofman : ntdll/tests: Test AVX context with debugger.
Module: wine Branch: master Commit: fa409a91b0f13e478a43c9adc84d3c870bbae432 URL: https://source.winehq.org/git/wine.git/?a=commit;h=fa409a91b0f13e478a43c9adc... Author: Paul Gofman <pgofman(a)codeweavers.com> Date: Fri Oct 9 16:03:56 2020 +0300 ntdll/tests: Test AVX context with debugger. Signed-off-by: Paul Gofman <pgofman(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/ntdll/tests/exception.c | 144 ++++++++++++++++++++++++++++++++++++++----- 1 file changed, 127 insertions(+), 17 deletions(-) diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c index 07b813ac1f..b2331b739a 100644 --- a/dlls/ntdll/tests/exception.c +++ b/dlls/ntdll/tests/exception.c @@ -189,6 +189,67 @@ static BOOL is_wow64; static BOOL have_vectored_api; static int test_stage; +#if defined(__i386__) || defined(__x86_64__) +static void test_debugger_xstate(HANDLE thread, CONTEXT *ctx, int stage) +{ + char context_buffer[sizeof(CONTEXT) + sizeof(CONTEXT_EX) + sizeof(XSTATE) + 63]; + CONTEXT_EX *c_ex; + NTSTATUS status; + YMMCONTEXT *ymm; + CONTEXT *xctx; + DWORD length; + XSTATE *xs; + M128A *xmm; + BOOL bret; + + if (!pRtlGetEnabledExtendedFeatures || !pRtlGetEnabledExtendedFeatures(1 << XSTATE_AVX)) + return; + + if (stage == 14) + return; + + length = sizeof(context_buffer); + bret = pInitializeContext(context_buffer, ctx->ContextFlags | CONTEXT_XSTATE, &xctx, &length); + ok(bret, "Got unexpected bret %#x, GetLastError() %u.\n", bret, GetLastError()); + + ymm = pLocateXStateFeature(xctx, XSTATE_AVX, &length); + ok(!!ymm, "Got zero ymm.\n"); + memset(ymm, 0xcc, sizeof(*ymm)); + + xmm = pLocateXStateFeature(xctx, XSTATE_LEGACY_SSE, &length); + ok(length == sizeof(*xmm) * (sizeof(void *) == 8 ? 16 : 8), "Got unexpected length %#x.\n", length); + ok(!!xmm, "Got zero xmm.\n"); + memset(xmm, 0xcc, length); + + status = pNtGetContextThread(thread, xctx); + ok(!status, "NtSetContextThread failed with 0x%x\n", status); + + c_ex = (CONTEXT_EX *)(xctx + 1); + xs = (XSTATE *)((char *)c_ex + c_ex->XState.Offset); + ok((xs->Mask & 7) == 4 || broken(!xs->Mask) /* Win7 */, + "Got unexpected xs->Mask %s.\n", wine_dbgstr_longlong(xs->Mask)); + + ok(xmm[0].Low == 0x200000001, "Got unexpected data %s.\n", wine_dbgstr_longlong(xmm[0].Low)); + ok(xmm[0].High == 0x400000003, "Got unexpected data %s.\n", wine_dbgstr_longlong(xmm[0].High)); + + ok(ymm->Ymm0.Low == 0x600000005 || broken(!xs->Mask && ymm->Ymm0.Low == 0xcccccccccccccccc) /* Win7 */, + "Got unexpected data %s.\n", wine_dbgstr_longlong(ymm->Ymm0.Low)); + ok(ymm->Ymm0.High == 0x800000007 || broken(!xs->Mask && ymm->Ymm0.High == 0xcccccccccccccccc) /* Win7 */, + "Got unexpected data %s.\n", wine_dbgstr_longlong(ymm->Ymm0.High)); + + xmm = pLocateXStateFeature(ctx, XSTATE_LEGACY_SSE, &length); + ok(!!xmm, "Got zero xmm.\n"); + + xmm[0].Low = 0x2828282828282828; + xmm[0].High = xmm[0].Low; + ymm->Ymm0.Low = 0x4848484848484848; + ymm->Ymm0.High = ymm->Ymm0.Low; + + status = pNtSetContextThread(thread, xctx); + ok(!status, "NtSetContextThread failed with 0x%x\n", status); +} +#endif + #ifdef __i386__ #ifndef __WINE_WINTRNL_H @@ -1055,7 +1116,7 @@ static void test_debugger(void) sizeof(stage), &size_read); ok(!status,"NtReadVirtualMemory failed with 0x%x\n", status); - ctx.ContextFlags = CONTEXT_FULL; + ctx.ContextFlags = CONTEXT_FULL | CONTEXT_EXTENDED_REGISTERS; status = pNtGetContextThread(pi.hThread, &ctx); ok(!status, "NtGetContextThread failed with 0x%x\n", status); @@ -1156,6 +1217,10 @@ static void test_debugger(void) if (stage == 12|| stage == 13) continuestatus = DBG_EXCEPTION_NOT_HANDLED; } + else if (stage == 14 || stage == 15) + { + test_debugger_xstate(pi.hThread, &ctx, stage); + } else ok(FALSE, "unexpected stage %x\n", stage); @@ -3331,6 +3396,10 @@ static void test_debugger(void) if (stage == 12|| stage == 13) continuestatus = DBG_EXCEPTION_NOT_HANDLED; } + else if (stage == 14 || stage == 15) + { + test_debugger_xstate(pi.hThread, &ctx, stage); + } else ok(FALSE, "unexpected stage %x\n", stage); @@ -5957,6 +6026,57 @@ static void test_breakpoint(DWORD numexc) pRtlRemoveVectoredExceptionHandler(vectored_handler); } +#if defined(__i386__) || defined(__x86_64__) +static BYTE except_code_set_ymm0[] = +{ +#ifdef __x86_64__ + 0x48, +#endif + 0xb8, /* mov imm,%ax */ + 0x00, 0x00, 0x00, 0x00, +#ifdef __x86_64__ + 0x00, 0x00, 0x00, 0x00, +#endif + + 0xc5, 0xfc, 0x10, 0x00, /* vmovups (%ax),%ymm0 */ + 0xcc, /* int3 */ + 0xc5, 0xfc, 0x11, 0x00, /* vmovups %ymm0,(%ax) */ + 0xc3, /* ret */ +}; + +static void test_debuggee_xstate(void) +{ + void (CDECL *func)(void) = code_mem; + unsigned int address_offset, i; + unsigned int data[8]; + + if (!pRtlGetEnabledExtendedFeatures || !pRtlGetEnabledExtendedFeatures(1 << XSTATE_AVX)) + { + memcpy(code_mem, breakpoint_code, sizeof(breakpoint_code)); + func(); + return; + } + + memcpy(code_mem, except_code_set_ymm0, sizeof(except_code_set_ymm0)); + address_offset = sizeof(void *) == 8 ? 2 : 1; + *(void **)((BYTE *)code_mem + address_offset) = data; + + for (i = 0; i < ARRAY_SIZE(data); ++i) + data[i] = i + 1; + + func(); + + for (i = 0; i < 4; ++i) + ok(data[i] == (test_stage == 14 ? i + 1 : 0x28282828), + "Got unexpected data %#x, test_stage %u, i %u.\n", data[i], test_stage, i); + + for ( ; i < ARRAY_SIZE(data); ++i) + ok(data[i] == (test_stage == 14 ? i + 1 : 0x48484848) + || broken(test_stage == 15 && data[i] == i + 1) /* Win7 */, + "Got unexpected data %#x, test_stage %u, i %u.\n", data[i], test_stage, i); +} +#endif + static DWORD invalid_handle_exceptions; static LONG CALLBACK invalid_handle_vectored_handler(EXCEPTION_POINTERS *ExceptionInfo) @@ -6593,22 +6713,6 @@ static void wait_for_thread_next_suspend(HANDLE thread) static void test_extended_context(void) { - static BYTE except_code_set_ymm0[] = - { -#ifdef __x86_64__ - 0x48, -#endif - 0xb8, /* mov imm,%ax */ - 0x00, 0x00, 0x00, 0x00, -#ifdef __x86_64__ - 0x00, 0x00, 0x00, 0x00, -#endif - - 0xc5, 0xfc, 0x10, 0x00, /* vmovups (%ax),%ymm0 */ - 0xcc, /* int3 */ - 0xc5, 0xfc, 0x11, 0x00, /* vmovups %ymm0,(%ax) */ - 0xc3, /* ret */ - }; static BYTE except_code_reset_ymm_state[] = { #ifdef __x86_64__ @@ -8029,6 +8133,12 @@ START_TEST(exception) test_closehandle(1, (HANDLE)0xdeadbeef); test_stage = 13; test_closehandle(0, 0); /* Special case. */ +#if defined(__i386__) || defined(__x86_64__) + test_stage = 14; + test_debuggee_xstate(); + test_stage = 15; + test_debuggee_xstate(); +#endif /* rest of tests only run in parent */ return;
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Alexandre Julliard