diff options
Diffstat (limited to 'libsframe/testsuite/libsframe.find/findfunc-1.c')
| -rw-r--r-- | libsframe/testsuite/libsframe.find/findfunc-1.c | 197 |
1 files changed, 120 insertions, 77 deletions
diff --git a/libsframe/testsuite/libsframe.find/findfunc-1.c b/libsframe/testsuite/libsframe.find/findfunc-1.c index 8671f5d..14ff9c5 100644 --- a/libsframe/testsuite/libsframe.find/findfunc-1.c +++ b/libsframe/testsuite/libsframe.find/findfunc-1.c @@ -22,183 +22,226 @@ The tests in here stress the sframe_get_funcdesc_with_addr API via calls to the sframe_find_fre (). */ -#include "config.h" - -#include <stdlib.h> -#include <string.h> -#include <sys/stat.h> - -#include "sframe-api.h" - -/* DejaGnu should not use gnulib's vsnprintf replacement here. */ -#undef vsnprintf -#include <dejagnu.h> +#include "sframe-test.h" static int -add_fde1 (sframe_encoder_ctx *encode, int idx) +add_fde1 (sframe_encoder_ctx *encode, uint32_t start_pc_vaddr, + uint32_t sframe_vaddr, int idx, uint32_t *func_size) { - int i, err; /* A contiguous block containing 4 FREs. */ - sframe_frame_row_entry fres[] +#define FDE1_NUM_FRES 4 + sframe_frame_row_entry fres[FDE1_NUM_FRES] = { {0x0, {0x1, 0, 0}, 0x3}, {0x1, {0x2, 0xf0, 0}, 0x5}, {0x10, {0x3, 0xf0, 0}, 0x4}, {0x38, {0x8, 0xf0, 0}, 0x5} }; - + /* Function size in bytes. P.S. Must be a value greater than the + fre_start_addr of the last FRE above (0x38). */ + *func_size = 0x40; + + uint32_t offsetof_fde_in_sec + = sframe_encoder_get_offsetof_fde_start_addr (encode, idx, NULL); + int32_t func1_start_addr = (start_pc_vaddr + - (sframe_vaddr + offsetof_fde_in_sec)); unsigned char finfo = sframe_fde_create_func_info (SFRAME_FRE_TYPE_ADDR1, SFRAME_FDE_TYPE_PCINC); - err = sframe_encoder_add_funcdesc (encode, 0xfffff03e, 0x40, finfo, 4); + int err = sframe_encoder_add_funcdesc_v2 (encode, func1_start_addr, + *func_size, finfo, 0, + FDE1_NUM_FRES); if (err == -1) return err; - for (i = 0; i < 4; i++) - if (sframe_encoder_add_fre (encode, idx,fres+i) == SFRAME_ERR) + for (unsigned int i = 0; i < FDE1_NUM_FRES; i++) + if (sframe_encoder_add_fre (encode, idx, fres + i) == SFRAME_ERR) return -1; return 0; } static int -add_fde2 (sframe_encoder_ctx *encode, int idx) +add_fde2 (sframe_encoder_ctx *encode, uint32_t start_pc_vaddr, + uint32_t sframe_vaddr, int idx, uint32_t *func_size) { - int i, err; /* A contiguous block containing 4 FREs. */ - sframe_frame_row_entry fres[] +#define FDE2_NUM_FRES 4 + sframe_frame_row_entry fres[FDE2_NUM_FRES] = { {0x0, {0x10, 0, 0}, 0x3}, {0x10, {0x12, 0xf0, 0}, 0x5}, {0x14, {0x14, 0xf0, 0}, 0x4}, {0x20, {0x15, 0xf0, 0}, 0x5} }; - + /* Function size in bytes. P.S. Must be a value greater than the + fre_start_addr of the last FRE above (0x20). */ + *func_size = 0x60; + + uint32_t offsetof_fde_in_sec + = sframe_encoder_get_offsetof_fde_start_addr (encode, idx, NULL); + int32_t func2_start_addr = (start_pc_vaddr + - (sframe_vaddr + offsetof_fde_in_sec)); unsigned char finfo = sframe_fde_create_func_info (SFRAME_FRE_TYPE_ADDR1, SFRAME_FDE_TYPE_PCINC); - err = sframe_encoder_add_funcdesc (encode, 0xfffff08e, 0x60, finfo, 4); + int err = sframe_encoder_add_funcdesc_v2 (encode, func2_start_addr, + *func_size, finfo, 0, + FDE2_NUM_FRES); if (err == -1) return err; - for (i = 0; i < 4; i++) - if (sframe_encoder_add_fre (encode, idx, fres+i) == SFRAME_ERR) + for (unsigned int i = 0; i < FDE2_NUM_FRES; i++) + if (sframe_encoder_add_fre (encode, idx, fres + i) == SFRAME_ERR) return -1; return 0; } static int -add_fde3 (sframe_encoder_ctx *encode, int idx) +add_fde3 (sframe_encoder_ctx *encode, uint32_t start_pc_vaddr, + uint32_t sframe_vaddr, int idx, uint32_t *func_size) { - int i, err; /* A contiguous block containing 4 FREs. */ - sframe_frame_row_entry fres[] +#define FDE3_NUM_FRES 4 + sframe_frame_row_entry fres[FDE3_NUM_FRES] = { {0x0, {0x16, 0, 0}, 0x3}, {0x1, {0x17, 0xf0, 0}, 0x5}, {0x10, {0x18, 0xf0, 0}, 0x4}, {0x38, {0x19, 0xf0, 0}, 0x5} }; - + /* Function size in bytes. P.S. Must be a value greater than the + fre_start_addr of the last FRE above (0x38). */ + *func_size = 0x40; + + uint32_t offsetof_fde_in_sec + = sframe_encoder_get_offsetof_fde_start_addr (encode, idx, NULL); + int32_t func3_start_addr = (start_pc_vaddr + - (sframe_vaddr + offsetof_fde_in_sec)); unsigned char finfo = sframe_fde_create_func_info (SFRAME_FRE_TYPE_ADDR1, SFRAME_FDE_TYPE_PCINC); - err = sframe_encoder_add_funcdesc (encode, 0xfffff10e, 0x40, finfo, 4); + int err = sframe_encoder_add_funcdesc_v2 (encode, func3_start_addr, + *func_size, finfo, 0, + FDE3_NUM_FRES); if (err == -1) return err; - for (i = 0; i < 4; i++) - if (sframe_encoder_add_fre (encode, idx,fres+i) == SFRAME_ERR) + for (unsigned int i = 0; i < FDE3_NUM_FRES; i++) + if (sframe_encoder_add_fre (encode, idx, fres + i) == SFRAME_ERR) return -1; return 0; } -int main (void) +static +void test_text_findfre (const char suffix, uint32_t text_vaddr, + uint32_t sframe_vaddr) { sframe_encoder_ctx *encode; sframe_decoder_ctx *dctx; sframe_frame_row_entry frep; + uint32_t func1_start_vaddr; + uint32_t func2_start_vaddr; + uint32_t func3_start_vaddr; + uint32_t func1_size = 0; + uint32_t func2_size = 0; + uint32_t func3_size = 0; + uint32_t fde_cnt = 0; + int32_t lookup_pc = 0; char *sframe_buf; size_t sf_size; int err = 0; - unsigned int fde_cnt = 0; - -#define TEST(name, cond) \ - do \ - { \ - if (cond) \ - pass (name); \ - else \ - fail (name); \ - } \ - while (0) - - encode = sframe_encode (SFRAME_VERSION, 0, + + encode = sframe_encode (SFRAME_VERSION, + SFRAME_F_FDE_FUNC_START_PCREL, SFRAME_ABI_AMD64_ENDIAN_LITTLE, SFRAME_CFA_FIXED_FP_INVALID, -8, /* Fixed RA offset for AMD64. */ &err); /* Add FDE at index 0. */ - err = add_fde1 (encode, 0); - TEST ("findfunc-1: Adding FDE1", err == 0); + func1_start_vaddr = text_vaddr; + err = add_fde1 (encode, func1_start_vaddr, sframe_vaddr, 0, &func1_size); + TEST (err == 0, "findfunc-1%c: Adding FDE1", suffix); /* Add FDE at index 1. */ - err = add_fde2 (encode, 1); - TEST ("findfunc-1: Adding FDE2", err == 0); + func2_start_vaddr = func1_start_vaddr + func1_size + 0x10; + err = add_fde2 (encode, func2_start_vaddr, sframe_vaddr, 1, &func2_size); + TEST (err == 0, "findfunc-1%c: Adding FDE2", suffix); /* Add FDE at index 2. */ - err = add_fde3 (encode, 2); - TEST ("findfunc-1: Adding FDE3", err == 0); + func3_start_vaddr = func2_start_vaddr + func2_size + 0x10; + err = add_fde3 (encode, func3_start_vaddr, sframe_vaddr, 2, &func3_size); + TEST (err == 0, "findfunc-1%c: Adding FDE3", suffix); fde_cnt = sframe_encoder_get_num_fidx (encode); - TEST ("findfunc-1: Test FDE count", fde_cnt == 3); + TEST (fde_cnt == 3, "findfunc-1%c: Test FDE count", suffix); sframe_buf = sframe_encoder_write (encode, &sf_size, &err); - TEST ("findfunc-1: Encoder write", err == 0); + TEST (err == 0, "findfunc-1%c: Encoder write", suffix); dctx = sframe_decode (sframe_buf, sf_size, &err); - TEST("findfunc-1: Decoder setup", dctx != NULL); + TEST (dctx != NULL, "findfunc-1%c: Decoder setup", suffix); /* Following negative tests check that libsframe APIs (sframe_get_funcdesc_with_addr, sframe_find_fre) work well for PCs not covered by the FDEs. */ /* Search with PC less than the first FDE's start addr. */ - err = sframe_find_fre (dctx, (0xfffff03e - 0x15), &frep); - TEST("findfunc-1: test-1: Find FRE for PC not in range", - (err == SFRAME_ERR)); + lookup_pc = func1_start_vaddr - 0x15 - sframe_vaddr; + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST (err == SFRAME_ERR, + "findfunc-1%c: test-1: Find FRE for PC not in range", suffix); /* Search with a PC between func1's last PC and func2's first PC. */ - err = sframe_find_fre (dctx, (0xfffff03e + 0x40 + 0x1), &frep); - TEST("findfunc-1: test-2: Find FRE for PC not in range", - (err == SFRAME_ERR)); + lookup_pc = func1_start_vaddr + func1_size + 0x1 - sframe_vaddr, + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST (err == SFRAME_ERR, + "findfunc-1%c: test-2: Find FRE for PC not in range", suffix); /* Search for a PC between func2's last PC and func3's first PC. */ - err = sframe_find_fre (dctx, (0xfffff08e + 0x60 + 0x3), &frep); - TEST("findfunc-1: test-3: Find FRE for PC not in range", - (err == SFRAME_ERR)); + lookup_pc = func2_start_vaddr + func2_size + 0x3 - sframe_vaddr; + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST (err == SFRAME_ERR, + "findfunc-1%c: test-3: Find FRE for PC not in range", suffix); /* Search for a PC beyond the last func, i.e., > func3's last PC. */ - err = sframe_find_fre (dctx, (0xfffff10e + 0x40 + 0x10), &frep); - TEST("findfunc-1: test-4: Find FRE for PC not in range", - (err == SFRAME_ERR)); + lookup_pc = func3_start_vaddr + func3_size + 0x10 - sframe_vaddr; + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST (err == SFRAME_ERR, + "findfunc-1%c: test-4: Find FRE for PC not in range", suffix); /* And some positive tests... */ /* Find an FRE for PC in FDE1. */ - err = sframe_find_fre (dctx, (0xfffff03e + 0x9), &frep); - TEST("findfunc-1: Find FRE in FDE1", - ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x2))); + lookup_pc = func1_start_vaddr + 0x9 - sframe_vaddr; + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST ((err == 0 && sframe_fre_get_cfa_offset (dctx, &frep, &err) == 0x2), + "findfunc-1%c: Find FRE in FDE1", suffix); /* Find an FRE for PC in FDE2. */ - err = sframe_find_fre (dctx, (0xfffff08e + 0x11), &frep); - TEST("findfunc-1: Find FRE in FDE2", - ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x12))); + lookup_pc = func2_start_vaddr + 0x11 - sframe_vaddr; + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST ((err == 0 && sframe_fre_get_cfa_offset (dctx, &frep, &err) == 0x12), + "findfunc-1%c: Find FRE in FDE2", suffix); /* Find an FRE for PC in FDE3. */ - err = sframe_find_fre (dctx, (0xfffff10e + 0x10), &frep); - TEST("findfunc-1: Find FRE in FDE3", - ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x18))); + lookup_pc = func3_start_vaddr + 0x10 - sframe_vaddr; + err = sframe_find_fre (dctx, lookup_pc, &frep); + TEST ((err == 0 && sframe_fre_get_cfa_offset (dctx, &frep, &err) == 0x18), + "findfunc-1%c: Find FRE in FDE3", suffix); sframe_encoder_free (&encode); sframe_decoder_free (&dctx); +} - return 0; +int main (void) +{ + uint32_t sframe_vaddr = 0x4b5620; + uint32_t text_vaddr = 0x4038b0; + printf ("Testing with text_vaddr = %#x; sframe_vaddr = %#x\n", text_vaddr, + sframe_vaddr); + test_text_findfre ('a', text_vaddr, sframe_vaddr); + + sframe_vaddr = 0x4038b0; + text_vaddr = 0x4b5620; + printf ("Testing with text_vaddr = %#x; sframe_vaddr = %#x\n", text_vaddr, + sframe_vaddr); + test_text_findfre ('b', text_vaddr, sframe_vaddr); } |