mirror of https://github.com/rust-lang/rust
351 lines
8.3 KiB
C
351 lines
8.3 KiB
C
#include <assert.h>
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#include <stdint.h>
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struct Rect {
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int32_t a;
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int32_t b;
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int32_t c;
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int32_t d;
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};
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struct BiggerRect {
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struct Rect s;
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int32_t a;
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int32_t b;
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};
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struct FloatRect {
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int32_t a;
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int32_t b;
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double c;
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};
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struct Huge {
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int32_t a;
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int32_t b;
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int32_t c;
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int32_t d;
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int32_t e;
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};
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struct Huge64 {
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int64_t a;
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int64_t b;
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int64_t c;
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int64_t d;
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int64_t e;
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};
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struct FloatPoint {
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double x;
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double y;
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};
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struct FloatOne {
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double x;
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};
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struct IntOdd {
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int8_t a;
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int8_t b;
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int8_t c;
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};
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// System V x86_64 ABI:
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// a, b, c, d, e should be in registers
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// s should be byval pointer
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//
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// Win64 ABI:
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// a, b, c, d should be in registers
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// e should be on the stack
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// s should be byval pointer
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void byval_rect(int32_t a, int32_t b, int32_t c, int32_t d, int32_t e, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(c == 3);
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assert(d == 4);
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assert(e == 5);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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}
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// System V x86_64 ABI:
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// a, b, c, d, e, f should be in registers
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// s should be byval pointer on the stack
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//
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// Win64 ABI:
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// a, b, c, d should be in registers
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// e, f should be on the stack
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// s should be byval pointer on the stack
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void byval_many_rect(int32_t a, int32_t b, int32_t c, int32_t d, int32_t e,
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int32_t f, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(c == 3);
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assert(d == 4);
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assert(e == 5);
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assert(f == 6);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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}
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// System V x86_64 ABI:
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// a, b, c, d, e, f, g should be in sse registers
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// s should be split across 2 registers
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// t should be byval pointer
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//
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// Win64 ABI:
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// a, b, c, d should be in sse registers
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// e, f, g should be on the stack
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// s should be on the stack (treated as 2 i64's)
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// t should be on the stack (treated as an i64 and a double)
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void byval_rect_floats(float a, float b, double c, float d, float e,
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float f, double g, struct Rect s, struct FloatRect t) {
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assert(a == 1.);
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assert(b == 2.);
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assert(c == 3.);
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assert(d == 4.);
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assert(e == 5.);
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assert(f == 6.);
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assert(g == 7.);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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assert(t.a == 3489);
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assert(t.b == 3490);
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assert(t.c == 8.);
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}
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// System V x86_64 ABI:
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// a, b, d, e, f should be in registers
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// c passed via sse registers
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// s should be byval pointer
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//
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// Win64 ABI:
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// a, b, d should be in registers
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// c passed via sse registers
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// e, f should be on the stack
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// s should be byval pointer
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void byval_rect_with_float(int32_t a, int32_t b, float c, int32_t d,
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int32_t e, int32_t f, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(c == 3.);
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assert(d == 4);
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assert(e == 5);
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assert(f == 6);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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}
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// System V x86_64 ABI:
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// a, b, d, e, f should be byval pointer (on the stack)
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// g passed via register (fixes #41375)
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//
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// Win64 ABI:
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// a, b, d, e, f, g should be byval pointer
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void byval_rect_with_many_huge(struct Huge a, struct Huge b, struct Huge c,
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struct Huge d, struct Huge e, struct Huge f,
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struct Rect g) {
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assert(g.a == 123);
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assert(g.b == 456);
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assert(g.c == 789);
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assert(g.d == 420);
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}
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// System V x86_64 ABI:
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// a, b, d, e, f should be byval pointer (on the stack)
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// g passed via register (fixes #41375)
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//
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// i686-windows ABI:
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// a, b, d, e, f, g should be byval pointer
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void byval_rect_with_many_huge64(struct Huge64 a, struct Huge64 b, struct Huge64 c,
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struct Huge64 d, struct Huge64 e, struct Huge64 f,
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struct Rect g) {
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assert(g.a == 1234);
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assert(g.b == 4567);
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assert(g.c == 7890);
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assert(g.d == 4209);
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}
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// System V x86_64 & Win64 ABI:
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// a, b should be in registers
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// s should be split across 2 integer registers
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void split_rect(int32_t a, int32_t b, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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}
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// System V x86_64 & Win64 ABI:
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// a, b should be in sse registers
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// s should be split across integer & sse registers
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void split_rect_floats(float a, float b, struct FloatRect s) {
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assert(a == 1.);
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assert(b == 2.);
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assert(s.a == 3489);
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assert(s.b == 3490);
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assert(s.c == 8.);
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}
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// System V x86_64 ABI:
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// a, b, d, f should be in registers
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// c, e passed via sse registers
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// s should be split across 2 registers
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//
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// Win64 ABI:
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// a, b, d should be in registers
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// c passed via sse registers
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// e, f should be on the stack
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// s should be on the stack (treated as 2 i64's)
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void split_rect_with_floats(int32_t a, int32_t b, float c,
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int32_t d, float e, int32_t f, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(c == 3.);
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assert(d == 4);
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assert(e == 5.);
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assert(f == 6);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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}
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// System V x86_64 & Win64 ABI:
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// a, b, c should be in registers
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// s should be split across 2 registers
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// t should be a byval pointer
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void split_and_byval_rect(int32_t a, int32_t b, int32_t c, struct Rect s, struct Rect t) {
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assert(a == 1);
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assert(b == 2);
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assert(c == 3);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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assert(t.a == 553);
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assert(t.b == 554);
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assert(t.c == 555);
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assert(t.d == 556);
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}
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// System V x86_64 & Win64 ABI:
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// a, b should in registers
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// s and return should be split across 2 registers
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struct Rect split_ret_byval_struct(int32_t a, int32_t b, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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return s;
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}
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// System V x86_64 & Win64 ABI:
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// a, b, c, d should be in registers
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// return should be in a hidden sret pointer
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// s should be a byval pointer
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struct BiggerRect sret_byval_struct(int32_t a, int32_t b, int32_t c, int32_t d, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(c == 3);
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assert(d == 4);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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struct BiggerRect t;
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t.s = s; t.a = 27834; t.b = 7657;
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return t;
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}
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// System V x86_64 & Win64 ABI:
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// a, b should be in registers
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// return should be in a hidden sret pointer
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// s should be split across 2 registers
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struct BiggerRect sret_split_struct(int32_t a, int32_t b, struct Rect s) {
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assert(a == 1);
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assert(b == 2);
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assert(s.a == 553);
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assert(s.b == 554);
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assert(s.c == 555);
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assert(s.d == 556);
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struct BiggerRect t;
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t.s = s; t.a = 27834; t.b = 7657;
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return t;
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}
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// System V x86_64 & Win64 ABI:
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// s should be byval pointer (since sizeof(s) > 16)
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// return should in a hidden sret pointer
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struct Huge huge_struct(struct Huge s) {
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assert(s.a == 5647);
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assert(s.b == 5648);
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assert(s.c == 5649);
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assert(s.d == 5650);
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assert(s.e == 5651);
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return s;
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}
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// System V x86_64 & i686-windows ABI:
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// s should be byval pointer
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// return should in a hidden sret pointer
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struct Huge64 huge64_struct(struct Huge64 s) {
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assert(s.a == 1234);
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assert(s.b == 1335);
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assert(s.c == 1436);
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assert(s.d == 1537);
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assert(s.e == 1638);
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return s;
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}
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// System V x86_64 ABI:
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// p should be in registers
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// return should be in registers
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//
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// Win64 ABI and 64-bit PowerPC ELFv1 ABI:
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// p should be a byval pointer
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// return should be in a hidden sret pointer
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struct FloatPoint float_point(struct FloatPoint p) {
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assert(p.x == 5.);
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assert(p.y == -3.);
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return p;
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}
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// 64-bit PowerPC ELFv1 ABI:
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// f1 should be in a register
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// return should be in a hidden sret pointer
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struct FloatOne float_one(struct FloatOne f1) {
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assert(f1.x == 7.);
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return f1;
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}
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// 64-bit PowerPC ELFv1 ABI:
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// i should be in the least-significant bits of a register
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// return should be in a hidden sret pointer
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struct IntOdd int_odd(struct IntOdd i) {
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assert(i.a == 1);
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assert(i.b == 2);
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assert(i.c == 3);
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return i;
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}
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