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fcvt_w.S
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fcvt_w.S
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# See LICENSE for license details.
#*****************************************************************************
# fcvt_w.S
#-----------------------------------------------------------------------------
#
# Test fcvt{wu|w|lu|l}.d instructions.
#
#include "riscv_test.h"
#include "test_macros.h"
RVTEST_RV64UF
RVTEST_CODE_BEGIN
#-------------------------------------------------------------
# Arithmetic tests
#-------------------------------------------------------------
TEST_FP_INT_OP_D( 2, fcvt.w.d, 0x01, -1, -1.1, rtz);
TEST_FP_INT_OP_D( 3, fcvt.w.d, 0x00, -1, -1.0, rtz);
TEST_FP_INT_OP_D( 4, fcvt.w.d, 0x01, 0, -0.9, rtz);
TEST_FP_INT_OP_D( 5, fcvt.w.d, 0x01, 0, 0.9, rtz);
TEST_FP_INT_OP_D( 6, fcvt.w.d, 0x00, 1, 1.0, rtz);
TEST_FP_INT_OP_D( 7, fcvt.w.d, 0x01, 1, 1.1, rtz);
TEST_FP_INT_OP_D( 8, fcvt.w.d, 0x10, -1<<31, -3e9, rtz);
TEST_FP_INT_OP_D( 9, fcvt.w.d, 0x10, (1<<31)-1, 3e9, rtz);
TEST_FP_INT_OP_D(12, fcvt.wu.d, 0x10, 0, -3.0, rtz);
TEST_FP_INT_OP_D(13, fcvt.wu.d, 0x10, 0, -1.0, rtz);
TEST_FP_INT_OP_D(14, fcvt.wu.d, 0x01, 0, -0.9, rtz);
TEST_FP_INT_OP_D(15, fcvt.wu.d, 0x01, 0, 0.9, rtz);
TEST_FP_INT_OP_D(16, fcvt.wu.d, 0x00, 1, 1.0, rtz);
TEST_FP_INT_OP_D(17, fcvt.wu.d, 0x01, 1, 1.1, rtz);
TEST_FP_INT_OP_D(18, fcvt.wu.d, 0x10, 0, -3e9, rtz);
TEST_FP_INT_OP_D(19, fcvt.wu.d, 0x00, 0xffffffffb2d05e00, 3e9, rtz);
TEST_FP_INT_OP_D(22, fcvt.l.d, 0x01, -1, -1.1, rtz);
TEST_FP_INT_OP_D(23, fcvt.l.d, 0x00, -1, -1.0, rtz);
TEST_FP_INT_OP_D(24, fcvt.l.d, 0x01, 0, -0.9, rtz);
TEST_FP_INT_OP_D(25, fcvt.l.d, 0x01, 0, 0.9, rtz);
TEST_FP_INT_OP_D(26, fcvt.l.d, 0x00, 1, 1.0, rtz);
TEST_FP_INT_OP_D(27, fcvt.l.d, 0x01, 1, 1.1, rtz);
TEST_FP_INT_OP_D(28, fcvt.l.d, 0x00,-3000000000, -3e9, rtz);
TEST_FP_INT_OP_D(29, fcvt.l.d, 0x00, 3000000000, 3e9, rtz);
TEST_FP_INT_OP_D(20, fcvt.l.d, 0x10, -1<<63,-3e19, rtz);
TEST_FP_INT_OP_D(21, fcvt.l.d, 0x10, (1<<63)-1, 3e19, rtz);
TEST_FP_INT_OP_D(32, fcvt.lu.d, 0x10, 0, -3.0, rtz);
TEST_FP_INT_OP_D(33, fcvt.lu.d, 0x10, 0, -1.0, rtz);
TEST_FP_INT_OP_D(34, fcvt.lu.d, 0x01, 0, -0.9, rtz);
TEST_FP_INT_OP_D(35, fcvt.lu.d, 0x01, 0, 0.9, rtz);
TEST_FP_INT_OP_D(36, fcvt.lu.d, 0x00, 1, 1.0, rtz);
TEST_FP_INT_OP_D(37, fcvt.lu.d, 0x01, 1, 1.1, rtz);
TEST_FP_INT_OP_D(38, fcvt.lu.d, 0x10, 0, -3e9, rtz);
TEST_FP_INT_OP_D(39, fcvt.lu.d, 0x00, 3000000000, 3e9, rtz);
# test negative NaN, negative infinity conversion
TEST_CASE(42, x1, 0x000000007fffffff, la x1, tdat_d; fld f1, 0(x1); fcvt.w.d x1, f1)
TEST_CASE(43, x1, 0x7fffffffffffffff, la x1, tdat_d; fld f1, 0(x1); fcvt.l.d x1, f1)
TEST_CASE(44, x1, 0xffffffff80000000, la x1, tdat_d; fld f1, 16(x1); fcvt.w.d x1, f1)
TEST_CASE(45, x1, 0x8000000000000000, la x1, tdat_d; fld f1, 16(x1); fcvt.l.d x1, f1)
# test positive NaN, positive infinity conversion
TEST_CASE(52, x1, 0x000000007fffffff, la x1, tdat_d; fld f1, 8(x1); fcvt.w.d x1, f1)
TEST_CASE(53, x1, 0x7fffffffffffffff, la x1, tdat_d; fld f1, 8(x1); fcvt.l.d x1, f1)
TEST_CASE(54, x1, 0x000000007fffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.w.d x1, f1)
TEST_CASE(55, x1, 0x7fffffffffffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.l.d x1, f1)
# test NaN, infinity conversions to unsigned integer
TEST_CASE(62, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 0(x1); fcvt.wu.d x1, f1)
TEST_CASE(63, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 8(x1); fcvt.wu.d x1, f1)
TEST_CASE(64, x1, 0, la x1, tdat_d; fld f1, 16(x1); fcvt.wu.d x1, f1)
TEST_CASE(65, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.wu.d x1, f1)
TEST_CASE(66, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 0(x1); fcvt.lu.d x1, f1)
TEST_CASE(67, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 8(x1); fcvt.lu.d x1, f1)
TEST_CASE(68, x1, 0, la x1, tdat_d; fld f1, 16(x1); fcvt.lu.d x1, f1)
TEST_CASE(69, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.lu.d x1, f1)
TEST_PASSFAIL
RVTEST_CODE_END
.data
RVTEST_DATA_BEGIN
TEST_DATA
# -NaN, NaN, -inf, +inf
tdat:
.word 0xffffffff
.word 0x7fffffff
.word 0xff800000
.word 0x7f800000
tdat_d:
.dword 0xffffffffffffffff
.dword 0x7fffffffffffffff
.dword 0xfff0000000000000
.dword 0x7ff0000000000000
RVTEST_DATA_END