diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/x86_64/abi/test_passing_structs.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/x86_64/abi/test_passing_structs.c | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/x86_64/abi/test_passing_structs.c b/gcc-4.9/gcc/testsuite/gcc.target/x86_64/abi/test_passing_structs.c new file mode 100644 index 000000000..ad6d835ba --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/x86_64/abi/test_passing_structs.c @@ -0,0 +1,261 @@ +/* This tests passing of structs. */ + +#include "defines.h" +#include "args.h" +#include <complex.h> + +struct IntegerRegisters iregs; +struct FloatRegisters fregs; +unsigned int num_iregs, num_fregs; + +struct int_struct +{ + int i; +}; + +struct long_struct +{ + long l; +}; + +struct long2_struct +{ + long l1, l2; +}; + +struct long3_struct +{ + long l1, l2, l3; +}; + + +/* Check that the struct is passed as the individual members in iregs. */ +void +check_struct_passing1 (struct int_struct is ATTRIBUTE_UNUSED) +{ + check_int_arguments; +} + +void +check_struct_passing2 (struct long_struct ls ATTRIBUTE_UNUSED) +{ + check_int_arguments; +} + +void +check_struct_passing3 (struct long2_struct ls ATTRIBUTE_UNUSED) +{ + check_int_arguments; +} + +void +check_struct_passing4 (struct long3_struct ls ATTRIBUTE_UNUSED) +{ + /* Check the passing on the stack by comparing the address of the + stack elements to the expected place on the stack. */ + assert ((unsigned long)&ls.l1 == rsp+8); + assert ((unsigned long)&ls.l2 == rsp+16); + assert ((unsigned long)&ls.l3 == rsp+24); +} + +#ifdef CHECK_M64_M128 +struct m128_struct +{ + __m128 x; +}; + +struct m128_2_struct +{ + __m128 x1, x2; +}; + +/* Check that the struct is passed as the individual members in fregs. */ +void +check_struct_passing5 (struct m128_struct ms1 ATTRIBUTE_UNUSED, + struct m128_struct ms2 ATTRIBUTE_UNUSED, + struct m128_struct ms3 ATTRIBUTE_UNUSED, + struct m128_struct ms4 ATTRIBUTE_UNUSED, + struct m128_struct ms5 ATTRIBUTE_UNUSED, + struct m128_struct ms6 ATTRIBUTE_UNUSED, + struct m128_struct ms7 ATTRIBUTE_UNUSED, + struct m128_struct ms8 ATTRIBUTE_UNUSED) +{ + check_m128_arguments; +} + +void +check_struct_passing6 (struct m128_2_struct ms ATTRIBUTE_UNUSED) +{ + /* Check the passing on the stack by comparing the address of the + stack elements to the expected place on the stack. */ + assert ((unsigned long)&ms.x1 == rsp+8); + assert ((unsigned long)&ms.x2 == rsp+24); +} +#endif + +struct flex1_struct +{ + long i; + long flex[]; +}; + +struct flex2_struct +{ + long i; + long flex[0]; +}; + +void +check_struct_passing7 (struct flex1_struct is ATTRIBUTE_UNUSED) +{ + check_int_arguments; +} + +void +check_struct_passing8 (struct flex2_struct is ATTRIBUTE_UNUSED) +{ + check_int_arguments; +} + +struct complex1_struct +{ + int c; + __complex__ float x; +}; + +struct complex1a_struct +{ + long l; + float f; +}; + +struct complex2_struct +{ + int c; + __complex__ float x; + float y; +}; + +struct complex2a_struct +{ + long l; + double d; +}; + +void +check_struct_passing9 (struct complex1_struct is ATTRIBUTE_UNUSED) +{ + check_int_arguments; + check_float_arguments; +} + +void +check_struct_passing10 (struct complex2_struct is ATTRIBUTE_UNUSED) +{ + check_int_arguments; + check_double_arguments; +} + +static struct flex1_struct f1s = { 60, { } }; +static struct flex2_struct f2s = { 61, { } }; + +int +main (void) +{ + struct int_struct is = { 48 }; + struct long_struct ls = { 49 }; +#ifdef CHECK_LARGER_STRUCTS + struct long2_struct l2s = { 50, 51 }; + struct long3_struct l3s = { 52, 53, 54 }; +#endif +#ifdef CHECK_M64_M128 + struct m128_struct m128s[8]; + struct m128_2_struct m128_2s = { + { 48.394, 39.3, -397.9, 3484.9 }, + { -8.394, -93.3, 7.9, 84.94 } + }; + int i; +#endif + struct complex1_struct c1s = { 4, ( -13.4 + 3.5*I ) }; + union + { + struct complex1_struct c; + struct complex1a_struct u; + } c1u; + struct complex2_struct c2s = { 4, ( -13.4 + 3.5*I ), -34.5 }; + union + { + struct complex2_struct c; + struct complex2a_struct u; + } c2u; + + clear_struct_registers; + iregs.I0 = is.i; + num_iregs = 1; + clear_int_hardware_registers; + WRAP_CALL (check_struct_passing1)(is); + + clear_struct_registers; + iregs.I0 = ls.l; + num_iregs = 1; + clear_int_hardware_registers; + WRAP_CALL (check_struct_passing2)(ls); + +#ifdef CHECK_LARGER_STRUCTS + clear_struct_registers; + iregs.I0 = l2s.l1; + iregs.I1 = l2s.l2; + num_iregs = 2; + clear_int_hardware_registers; + WRAP_CALL (check_struct_passing3)(l2s); + WRAP_CALL (check_struct_passing4)(l3s); +#endif + +#ifdef CHECK_M64_M128 + clear_struct_registers; + for (i = 0; i < 8; i++) + { + m128s[i].x = (__m128){32+i, 0, i, 0}; + (&fregs.xmm0)[i]._m128[0] = m128s[i].x; + } + num_fregs = 8; + clear_float_hardware_registers; + WRAP_CALL (check_struct_passing5)(m128s[0], m128s[1], m128s[2], m128s[3], + m128s[4], m128s[5], m128s[6], m128s[7]); + WRAP_CALL (check_struct_passing6)(m128_2s); +#endif + + clear_struct_registers; + iregs.I0 = f1s.i; + num_iregs = 1; + clear_int_hardware_registers; + WRAP_CALL (check_struct_passing7)(f1s); + + clear_struct_registers; + iregs.I0 = f2s.i; + num_iregs = 1; + clear_int_hardware_registers; + WRAP_CALL (check_struct_passing8)(f2s); + + clear_struct_registers; + c1u.c = c1s; + iregs.I0 = c1u.u.l; + num_iregs = 1; + fregs.xmm0._float [0] = c1u.u.f; + num_fregs = 1; + clear_int_hardware_registers; + clear_float_hardware_registers; + WRAP_CALL (check_struct_passing9)(c1s); + + clear_struct_registers; + c2u.c = c2s; + iregs.I0 = c2u.u.l; + num_iregs = 1; + fregs.xmm0._double[0] = c2u.u.d; + num_fregs = 1; + clear_int_hardware_registers; + clear_float_hardware_registers; + WRAP_CALL (check_struct_passing10)(c2s); + + return 0; +} |