4  * SPDX-License-Identifier: Apache-2.0
6  * The purpose of this test is to exercize and validate the on-demand and
45 	__asm__ volatile ("fcvt.s.w fa0, %0" : : "r" (42) : "fa0");  in ZTEST()
54 	/* read the FP reg back which should re-enable the FPU */  in ZTEST()
55 	__asm__ volatile ("fcvt.w.s %0, fa0, rtz" : "=r" (val));  in ZTEST()
79 	 * are expected to be "NaN-boxed" to be valid. So don't use the s  in new_thread_check()
84 	__asm__ volatile ("fcvt.w.d %0, fa0, rtz" : "=r" (val));  in new_thread_check()
86 	__asm__ volatile ("fcvt.w.s %0, fa0, rtz" : "=r" (val));  in new_thread_check()
140 	__asm__ volatile ("fcvt.s.w fa1, %0" : : "r" (42) : "fa1");  in thread1_entry()
163 	__asm__ volatile ("fcvt.w.s %0, fa1, rtz" : "=r" (val));  in thread1_entry()
213 	__asm__ volatile ("fcvt.s.w fa1, %0" : : "r" (37) : "fa1");  in thread2_entry()
223 	__asm__ volatile ("fcvt.w.s %0, fa1" : "=r" (val));  in thread2_entry()
235 	__asm__ volatile ("fcvt.w.s %0, fa1" : "=r" (val));  in thread2_entry()
243 			-1, 0, K_NO_WAIT);  in ZTEST()
246 			-1, 0, K_NO_WAIT);  in ZTEST()
279 	__asm__ volatile ("fcvt.s.w fa1, %0" : : "r" (987) : "fa1");  in exception_context()
293 	__asm__ volatile ("fcvt.s.w fa1, %0" : : "r" (654) : "fa1");  in ZTEST()
303 	__asm__ volatile ("fcvt.w.s %0, fa1" : "=r" (val));  in ZTEST()
316 	__asm__ volatile ("fcvt.w.s %0, fa1" : "=r" (val));  in ZTEST()
329 	__asm__ volatile ("fcvt.w.s %0, fa1" : "=r" (val));  in ZTEST()
337  * There is no dedicated FPU trap flag bit on RISC-V. FPU specific opcodes
367 	/* OP-FP major opcode space */  in ZTEST()
369 	TEST_TRAP("fcvt.s.w fa1, %0");  in ZTEST()
371 	TEST_TRAP("fcvt.w.s %0, fa0");  in ZTEST()
374 	/* LOAD-FP / STORE-FP space */  in ZTEST()
423 	TEST_TRAP("fcvt.s.w fa1, %0");  in ZTEST()
425 	TEST_TRAP("fcvt.w.s %0, fa0");  in ZTEST()
430 	TEST_TRAP("fcvt.s.w fa1, %0");  in ZTEST()
432 	TEST_TRAP("fcvt.w.s %0, fa0");  in ZTEST()
433 	zassert_true(reg == -11290064, "got %ld instead", reg);  in ZTEST()
436 	reg = -23;  in ZTEST()
437 	TEST_TRAP("fcvt.s.w fa1, %0");  in ZTEST()
439 	TEST_TRAP("fcvt.w.s %0, fa0");  in ZTEST()
440 	zassert_true(reg == -11290593, "got %ld instead", reg);  in ZTEST()
444 	TEST_TRAP("fcvt.s.w fa1, %0");  in ZTEST()
446 	TEST_TRAP("fcvt.w.s %0, fa0");  in ZTEST()
447 	zassert_true(reg == -585990, "got %ld instead", reg);  in ZTEST()