llvm-project/clang/test/CodeGen/riscv32-ilp32f-abi.c

46 lines
1.4 KiB
C

// RUN: %clang_cc1 -triple riscv32 -target-feature +f -target-abi ilp32f -emit-llvm %s -o - \
// RUN: | FileCheck %s
#include <stdint.h>
// Doubles are still passed in GPRs, so the 'e' argument will be anyext as
// GPRs are exhausted.
// CHECK: define void @f_fpr_tracking(double %a, double %b, double %c, double %d, i8 %e)
void f_fpr_tracking(double a, double b, double c, double d, int8_t e) {}
// Lowering for doubles is unnmodified, as 64 > FLEN.
struct double_s { double d; };
// CHECK: define void @f_double_s_arg(i64 %a.coerce)
void f_double_s_arg(struct double_s a) {}
// CHECK: define i64 @f_ret_double_s()
struct double_s f_ret_double_s() {
return (struct double_s){1.0};
}
struct double_double_s { double d; double e; };
// CHECK: define void @f_double_double_s_arg(%struct.double_double_s* %a)
void f_double_double_s_arg(struct double_double_s a) {}
// CHECK: define void @f_ret_double_double_s(%struct.double_double_s* noalias sret align 8 %agg.result)
struct double_double_s f_ret_double_double_s() {
return (struct double_double_s){1.0, 2.0};
}
struct double_int8_s { double d; int64_t i; };
struct int_double_s { int a; double b; };
// CHECK: define void @f_int_double_s_arg(%struct.int_double_s* %a)
void f_int_double_s_arg(struct int_double_s a) {}
// CHECK: define void @f_ret_int_double_s(%struct.int_double_s* noalias sret align 8 %agg.result)
struct int_double_s f_ret_int_double_s() {
return (struct int_double_s){1, 2.0};
}