| /* |
| * fp-test.c - test QEMU's softfloat implementation using Berkeley's Testfloat |
| * |
| * Copyright (C) 2018, Emilio G. Cota <cota@braap.org> |
| * |
| * License: GNU GPL, version 2 or later. |
| * See the COPYING file in the top-level directory. |
| * |
| * This file is derived from testfloat/source/testsoftfloat.c. Its copyright |
| * info follows: |
| * |
| * Copyright 2011, 2012, 2013, 2014, 2015, 2016, 2017 The Regents of the |
| * University of California. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions, and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions, and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * 3. Neither the name of the University nor the names of its contributors may |
| * be used to endorse or promote products derived from this software without |
| * specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef HW_POISON_H |
| #error Must define HW_POISON_H to work around TARGET_* poisoning |
| #endif |
| |
| #include "qemu/osdep.h" |
| #include "qemu/cutils.h" |
| #include <math.h> |
| #include "fpu/softfloat.h" |
| #include "platform.h" |
| |
| #include "fail.h" |
| #include "slowfloat.h" |
| #include "functions.h" |
| #include "genCases.h" |
| #include "verCases.h" |
| #include "writeCase.h" |
| #include "testLoops.h" |
| |
| typedef float16_t (*abz_f16)(float16_t, float16_t); |
| typedef bool (*ab_f16_z_bool)(float16_t, float16_t); |
| typedef float32_t (*abz_f32)(float32_t, float32_t); |
| typedef bool (*ab_f32_z_bool)(float32_t, float32_t); |
| typedef float64_t (*abz_f64)(float64_t, float64_t); |
| typedef bool (*ab_f64_z_bool)(float64_t, float64_t); |
| typedef void (*abz_extF80M)(const extFloat80_t *, const extFloat80_t *, |
| extFloat80_t *); |
| typedef bool (*ab_extF80M_z_bool)(const extFloat80_t *, const extFloat80_t *); |
| typedef void (*abz_f128M)(const float128_t *, const float128_t *, float128_t *); |
| typedef bool (*ab_f128M_z_bool)(const float128_t *, const float128_t *); |
| |
| static const char * const round_mode_names[] = { |
| [ROUND_NEAR_EVEN] = "even", |
| [ROUND_MINMAG] = "zero", |
| [ROUND_MIN] = "down", |
| [ROUND_MAX] = "up", |
| [ROUND_NEAR_MAXMAG] = "tieaway", |
| [ROUND_ODD] = "odd", |
| }; |
| static unsigned int *test_ops; |
| static unsigned int n_test_ops; |
| static unsigned int n_max_errors = 20; |
| static unsigned int test_round_mode = ROUND_NEAR_EVEN; |
| static unsigned int *round_modes; |
| static unsigned int n_round_modes; |
| static int test_level = 1; |
| static uint8_t slow_init_flags; |
| static uint8_t qemu_init_flags; |
| |
| /* qemu softfloat status */ |
| static float_status qsf; |
| |
| static const char commands_string[] = |
| "operations:\n" |
| " <int>_to_<float> <float>_add <float>_eq\n" |
| " <float>_to_<int> <float>_sub <float>_le\n" |
| " <float>_to_<int>_r_minMag <float>_mul <float>_lt\n" |
| " <float>_to_<float> <float>_mulAdd <float>_eq_signaling\n" |
| " <float>_roundToInt <float>_div <float>_le_quiet\n" |
| " <float>_rem <float>_lt_quiet\n" |
| " <float>_sqrt\n" |
| " Where <int>: ui32, ui64, i32, i64\n" |
| " <float>: f16, f32, f64, extF80, f128\n" |
| " If no operation is provided, all the above are tested\n" |
| "options:\n" |
| " -e = max error count per test. Default: 20. Set no limit with 0\n" |
| " -f = initial FP exception flags (vioux). Default: none\n" |
| " -l = thoroughness level (1 (default), 2)\n" |
| " -r = rounding mode (even (default), zero, down, up, tieaway, odd)\n" |
| " Set to 'all' to test all rounding modes, if applicable\n" |
| " -s = stop when a test fails"; |
| |
| static void usage_complete(int argc, char *argv[]) |
| { |
| fprintf(stderr, "Usage: %s [options] [operation1 ...]\n", argv[0]); |
| fprintf(stderr, "%s\n", commands_string); |
| exit(EXIT_FAILURE); |
| } |
| |
| /* keep wrappers separate but do not bother defining headers for all of them */ |
| #include "wrap.c.inc" |
| |
| static void not_implemented(void) |
| { |
| fprintf(stderr, "Not implemented.\n"); |
| } |
| |
| static bool blacklisted(unsigned op, int rmode) |
| { |
| /* odd has not been implemented for any 80-bit ops */ |
| if (rmode == softfloat_round_odd) { |
| switch (op) { |
| case EXTF80_TO_UI32: |
| case EXTF80_TO_UI64: |
| case EXTF80_TO_I32: |
| case EXTF80_TO_I64: |
| case EXTF80_TO_UI32_R_MINMAG: |
| case EXTF80_TO_UI64_R_MINMAG: |
| case EXTF80_TO_I32_R_MINMAG: |
| case EXTF80_TO_I64_R_MINMAG: |
| case EXTF80_TO_F16: |
| case EXTF80_TO_F32: |
| case EXTF80_TO_F64: |
| case EXTF80_TO_F128: |
| case EXTF80_ROUNDTOINT: |
| case EXTF80_ADD: |
| case EXTF80_SUB: |
| case EXTF80_MUL: |
| case EXTF80_DIV: |
| case EXTF80_REM: |
| case EXTF80_SQRT: |
| case EXTF80_EQ: |
| case EXTF80_LE: |
| case EXTF80_LT: |
| case EXTF80_EQ_SIGNALING: |
| case EXTF80_LE_QUIET: |
| case EXTF80_LT_QUIET: |
| case UI32_TO_EXTF80: |
| case UI64_TO_EXTF80: |
| case I32_TO_EXTF80: |
| case I64_TO_EXTF80: |
| case F16_TO_EXTF80: |
| case F32_TO_EXTF80: |
| case F64_TO_EXTF80: |
| case F128_TO_EXTF80: |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| static void do_testfloat(int op, int rmode, bool exact) |
| { |
| abz_f16 true_abz_f16; |
| abz_f16 subj_abz_f16; |
| ab_f16_z_bool true_f16_z_bool; |
| ab_f16_z_bool subj_f16_z_bool; |
| abz_f32 true_abz_f32; |
| abz_f32 subj_abz_f32; |
| ab_f32_z_bool true_ab_f32_z_bool; |
| ab_f32_z_bool subj_ab_f32_z_bool; |
| abz_f64 true_abz_f64; |
| abz_f64 subj_abz_f64; |
| ab_f64_z_bool true_ab_f64_z_bool; |
| ab_f64_z_bool subj_ab_f64_z_bool; |
| abz_extF80M true_abz_extF80M; |
| abz_extF80M subj_abz_extF80M; |
| ab_extF80M_z_bool true_ab_extF80M_z_bool; |
| ab_extF80M_z_bool subj_ab_extF80M_z_bool; |
| abz_f128M true_abz_f128M; |
| abz_f128M subj_abz_f128M; |
| ab_f128M_z_bool true_ab_f128M_z_bool; |
| ab_f128M_z_bool subj_ab_f128M_z_bool; |
| |
| fputs(">> Testing ", stderr); |
| verCases_writeFunctionName(stderr); |
| fputs("\n", stderr); |
| |
| if (blacklisted(op, rmode)) { |
| not_implemented(); |
| return; |
| } |
| |
| switch (op) { |
| case UI32_TO_F16: |
| test_a_ui32_z_f16(slow_ui32_to_f16, qemu_ui32_to_f16); |
| break; |
| case UI32_TO_F32: |
| test_a_ui32_z_f32(slow_ui32_to_f32, qemu_ui32_to_f32); |
| break; |
| case UI32_TO_F64: |
| test_a_ui32_z_f64(slow_ui32_to_f64, qemu_ui32_to_f64); |
| break; |
| case UI32_TO_EXTF80: |
| not_implemented(); |
| break; |
| case UI32_TO_F128: |
| not_implemented(); |
| break; |
| case UI64_TO_F16: |
| test_a_ui64_z_f16(slow_ui64_to_f16, qemu_ui64_to_f16); |
| break; |
| case UI64_TO_F32: |
| test_a_ui64_z_f32(slow_ui64_to_f32, qemu_ui64_to_f32); |
| break; |
| case UI64_TO_F64: |
| test_a_ui64_z_f64(slow_ui64_to_f64, qemu_ui64_to_f64); |
| break; |
| case UI64_TO_EXTF80: |
| not_implemented(); |
| break; |
| case UI64_TO_F128: |
| test_a_ui64_z_f128(slow_ui64_to_f128M, qemu_ui64_to_f128M); |
| break; |
| case I32_TO_F16: |
| test_a_i32_z_f16(slow_i32_to_f16, qemu_i32_to_f16); |
| break; |
| case I32_TO_F32: |
| test_a_i32_z_f32(slow_i32_to_f32, qemu_i32_to_f32); |
| break; |
| case I32_TO_F64: |
| test_a_i32_z_f64(slow_i32_to_f64, qemu_i32_to_f64); |
| break; |
| case I32_TO_EXTF80: |
| test_a_i32_z_extF80(slow_i32_to_extF80M, qemu_i32_to_extF80M); |
| break; |
| case I32_TO_F128: |
| test_a_i32_z_f128(slow_i32_to_f128M, qemu_i32_to_f128M); |
| break; |
| case I64_TO_F16: |
| test_a_i64_z_f16(slow_i64_to_f16, qemu_i64_to_f16); |
| break; |
| case I64_TO_F32: |
| test_a_i64_z_f32(slow_i64_to_f32, qemu_i64_to_f32); |
| break; |
| case I64_TO_F64: |
| test_a_i64_z_f64(slow_i64_to_f64, qemu_i64_to_f64); |
| break; |
| case I64_TO_EXTF80: |
| test_a_i64_z_extF80(slow_i64_to_extF80M, qemu_i64_to_extF80M); |
| break; |
| case I64_TO_F128: |
| test_a_i64_z_f128(slow_i64_to_f128M, qemu_i64_to_f128M); |
| break; |
| case F16_TO_UI32: |
| test_a_f16_z_ui32_rx(slow_f16_to_ui32, qemu_f16_to_ui32, rmode, exact); |
| break; |
| case F16_TO_UI64: |
| test_a_f16_z_ui64_rx(slow_f16_to_ui64, qemu_f16_to_ui64, rmode, exact); |
| break; |
| case F16_TO_I32: |
| test_a_f16_z_i32_rx(slow_f16_to_i32, qemu_f16_to_i32, rmode, exact); |
| break; |
| case F16_TO_I64: |
| test_a_f16_z_i64_rx(slow_f16_to_i64, qemu_f16_to_i64, rmode, exact); |
| break; |
| case F16_TO_UI32_R_MINMAG: |
| test_a_f16_z_ui32_x(slow_f16_to_ui32_r_minMag, |
| qemu_f16_to_ui32_r_minMag, exact); |
| break; |
| case F16_TO_UI64_R_MINMAG: |
| test_a_f16_z_ui64_x(slow_f16_to_ui64_r_minMag, |
| qemu_f16_to_ui64_r_minMag, exact); |
| break; |
| case F16_TO_I32_R_MINMAG: |
| test_a_f16_z_i32_x(slow_f16_to_i32_r_minMag, qemu_f16_to_i32_r_minMag, |
| exact); |
| break; |
| case F16_TO_I64_R_MINMAG: |
| test_a_f16_z_i64_x(slow_f16_to_i64_r_minMag, qemu_f16_to_i64_r_minMag, |
| exact); |
| break; |
| case F16_TO_F32: |
| test_a_f16_z_f32(slow_f16_to_f32, qemu_f16_to_f32); |
| break; |
| case F16_TO_F64: |
| test_a_f16_z_f64(slow_f16_to_f64, qemu_f16_to_f64); |
| break; |
| case F16_TO_EXTF80: |
| not_implemented(); |
| break; |
| case F16_TO_F128: |
| not_implemented(); |
| break; |
| case F16_ROUNDTOINT: |
| test_az_f16_rx(slow_f16_roundToInt, qemu_f16_roundToInt, rmode, exact); |
| break; |
| case F16_ADD: |
| true_abz_f16 = slow_f16_add; |
| subj_abz_f16 = qemu_f16_add; |
| goto test_abz_f16; |
| case F16_SUB: |
| true_abz_f16 = slow_f16_sub; |
| subj_abz_f16 = qemu_f16_sub; |
| goto test_abz_f16; |
| case F16_MUL: |
| true_abz_f16 = slow_f16_mul; |
| subj_abz_f16 = qemu_f16_mul; |
| goto test_abz_f16; |
| case F16_DIV: |
| true_abz_f16 = slow_f16_div; |
| subj_abz_f16 = qemu_f16_div; |
| goto test_abz_f16; |
| case F16_REM: |
| not_implemented(); |
| break; |
| test_abz_f16: |
| test_abz_f16(true_abz_f16, subj_abz_f16); |
| break; |
| case F16_MULADD: |
| test_abcz_f16(slow_f16_mulAdd, qemu_f16_mulAdd); |
| break; |
| case F16_SQRT: |
| test_az_f16(slow_f16_sqrt, qemu_f16_sqrt); |
| break; |
| case F16_EQ: |
| true_f16_z_bool = slow_f16_eq; |
| subj_f16_z_bool = qemu_f16_eq; |
| goto test_ab_f16_z_bool; |
| case F16_LE: |
| true_f16_z_bool = slow_f16_le; |
| subj_f16_z_bool = qemu_f16_le; |
| goto test_ab_f16_z_bool; |
| case F16_LT: |
| true_f16_z_bool = slow_f16_lt; |
| subj_f16_z_bool = qemu_f16_lt; |
| goto test_ab_f16_z_bool; |
| case F16_EQ_SIGNALING: |
| true_f16_z_bool = slow_f16_eq_signaling; |
| subj_f16_z_bool = qemu_f16_eq_signaling; |
| goto test_ab_f16_z_bool; |
| case F16_LE_QUIET: |
| true_f16_z_bool = slow_f16_le_quiet; |
| subj_f16_z_bool = qemu_f16_le_quiet; |
| goto test_ab_f16_z_bool; |
| case F16_LT_QUIET: |
| true_f16_z_bool = slow_f16_lt_quiet; |
| subj_f16_z_bool = qemu_f16_lt_quiet; |
| test_ab_f16_z_bool: |
| test_ab_f16_z_bool(true_f16_z_bool, subj_f16_z_bool); |
| break; |
| case F32_TO_UI32: |
| test_a_f32_z_ui32_rx(slow_f32_to_ui32, qemu_f32_to_ui32, rmode, exact); |
| break; |
| case F32_TO_UI64: |
| test_a_f32_z_ui64_rx(slow_f32_to_ui64, qemu_f32_to_ui64, rmode, exact); |
| break; |
| case F32_TO_I32: |
| test_a_f32_z_i32_rx(slow_f32_to_i32, qemu_f32_to_i32, rmode, exact); |
| break; |
| case F32_TO_I64: |
| test_a_f32_z_i64_rx(slow_f32_to_i64, qemu_f32_to_i64, rmode, exact); |
| break; |
| case F32_TO_UI32_R_MINMAG: |
| test_a_f32_z_ui32_x(slow_f32_to_ui32_r_minMag, |
| qemu_f32_to_ui32_r_minMag, exact); |
| break; |
| case F32_TO_UI64_R_MINMAG: |
| test_a_f32_z_ui64_x(slow_f32_to_ui64_r_minMag, |
| qemu_f32_to_ui64_r_minMag, exact); |
| break; |
| case F32_TO_I32_R_MINMAG: |
| test_a_f32_z_i32_x(slow_f32_to_i32_r_minMag, qemu_f32_to_i32_r_minMag, |
| exact); |
| break; |
| case F32_TO_I64_R_MINMAG: |
| test_a_f32_z_i64_x(slow_f32_to_i64_r_minMag, qemu_f32_to_i64_r_minMag, |
| exact); |
| break; |
| case F32_TO_F16: |
| test_a_f32_z_f16(slow_f32_to_f16, qemu_f32_to_f16); |
| break; |
| case F32_TO_F64: |
| test_a_f32_z_f64(slow_f32_to_f64, qemu_f32_to_f64); |
| break; |
| case F32_TO_EXTF80: |
| test_a_f32_z_extF80(slow_f32_to_extF80M, qemu_f32_to_extF80M); |
| break; |
| case F32_TO_F128: |
| test_a_f32_z_f128(slow_f32_to_f128M, qemu_f32_to_f128M); |
| break; |
| case F32_ROUNDTOINT: |
| test_az_f32_rx(slow_f32_roundToInt, qemu_f32_roundToInt, rmode, exact); |
| break; |
| case F32_ADD: |
| true_abz_f32 = slow_f32_add; |
| subj_abz_f32 = qemu_f32_add; |
| goto test_abz_f32; |
| case F32_SUB: |
| true_abz_f32 = slow_f32_sub; |
| subj_abz_f32 = qemu_f32_sub; |
| goto test_abz_f32; |
| case F32_MUL: |
| true_abz_f32 = slow_f32_mul; |
| subj_abz_f32 = qemu_f32_mul; |
| goto test_abz_f32; |
| case F32_DIV: |
| true_abz_f32 = slow_f32_div; |
| subj_abz_f32 = qemu_f32_div; |
| goto test_abz_f32; |
| case F32_REM: |
| true_abz_f32 = slow_f32_rem; |
| subj_abz_f32 = qemu_f32_rem; |
| test_abz_f32: |
| test_abz_f32(true_abz_f32, subj_abz_f32); |
| break; |
| case F32_MULADD: |
| test_abcz_f32(slow_f32_mulAdd, qemu_f32_mulAdd); |
| break; |
| case F32_SQRT: |
| test_az_f32(slow_f32_sqrt, qemu_f32_sqrt); |
| break; |
| case F32_EQ: |
| true_ab_f32_z_bool = slow_f32_eq; |
| subj_ab_f32_z_bool = qemu_f32_eq; |
| goto test_ab_f32_z_bool; |
| case F32_LE: |
| true_ab_f32_z_bool = slow_f32_le; |
| subj_ab_f32_z_bool = qemu_f32_le; |
| goto test_ab_f32_z_bool; |
| case F32_LT: |
| true_ab_f32_z_bool = slow_f32_lt; |
| subj_ab_f32_z_bool = qemu_f32_lt; |
| goto test_ab_f32_z_bool; |
| case F32_EQ_SIGNALING: |
| true_ab_f32_z_bool = slow_f32_eq_signaling; |
| subj_ab_f32_z_bool = qemu_f32_eq_signaling; |
| goto test_ab_f32_z_bool; |
| case F32_LE_QUIET: |
| true_ab_f32_z_bool = slow_f32_le_quiet; |
| subj_ab_f32_z_bool = qemu_f32_le_quiet; |
| goto test_ab_f32_z_bool; |
| case F32_LT_QUIET: |
| true_ab_f32_z_bool = slow_f32_lt_quiet; |
| subj_ab_f32_z_bool = qemu_f32_lt_quiet; |
| test_ab_f32_z_bool: |
| test_ab_f32_z_bool(true_ab_f32_z_bool, subj_ab_f32_z_bool); |
| break; |
| case F64_TO_UI32: |
| test_a_f64_z_ui32_rx(slow_f64_to_ui32, qemu_f64_to_ui32, rmode, exact); |
| break; |
| case F64_TO_UI64: |
| test_a_f64_z_ui64_rx(slow_f64_to_ui64, qemu_f64_to_ui64, rmode, exact); |
| break; |
| case F64_TO_I32: |
| test_a_f64_z_i32_rx(slow_f64_to_i32, qemu_f64_to_i32, rmode, exact); |
| break; |
| case F64_TO_I64: |
| test_a_f64_z_i64_rx(slow_f64_to_i64, qemu_f64_to_i64, rmode, exact); |
| break; |
| case F64_TO_UI32_R_MINMAG: |
| test_a_f64_z_ui32_x(slow_f64_to_ui32_r_minMag, |
| qemu_f64_to_ui32_r_minMag, exact); |
| break; |
| case F64_TO_UI64_R_MINMAG: |
| test_a_f64_z_ui64_x(slow_f64_to_ui64_r_minMag, |
| qemu_f64_to_ui64_r_minMag, exact); |
| break; |
| case F64_TO_I32_R_MINMAG: |
| test_a_f64_z_i32_x(slow_f64_to_i32_r_minMag, qemu_f64_to_i32_r_minMag, |
| exact); |
| break; |
| case F64_TO_I64_R_MINMAG: |
| test_a_f64_z_i64_x(slow_f64_to_i64_r_minMag, qemu_f64_to_i64_r_minMag, |
| exact); |
| break; |
| case F64_TO_F16: |
| test_a_f64_z_f16(slow_f64_to_f16, qemu_f64_to_f16); |
| break; |
| case F64_TO_F32: |
| test_a_f64_z_f32(slow_f64_to_f32, qemu_f64_to_f32); |
| break; |
| case F64_TO_EXTF80: |
| test_a_f64_z_extF80(slow_f64_to_extF80M, qemu_f64_to_extF80M); |
| break; |
| case F64_TO_F128: |
| test_a_f64_z_f128(slow_f64_to_f128M, qemu_f64_to_f128M); |
| break; |
| case F64_ROUNDTOINT: |
| test_az_f64_rx(slow_f64_roundToInt, qemu_f64_roundToInt, rmode, exact); |
| break; |
| case F64_ADD: |
| true_abz_f64 = slow_f64_add; |
| subj_abz_f64 = qemu_f64_add; |
| goto test_abz_f64; |
| case F64_SUB: |
| true_abz_f64 = slow_f64_sub; |
| subj_abz_f64 = qemu_f64_sub; |
| goto test_abz_f64; |
| case F64_MUL: |
| true_abz_f64 = slow_f64_mul; |
| subj_abz_f64 = qemu_f64_mul; |
| goto test_abz_f64; |
| case F64_DIV: |
| true_abz_f64 = slow_f64_div; |
| subj_abz_f64 = qemu_f64_div; |
| goto test_abz_f64; |
| case F64_REM: |
| true_abz_f64 = slow_f64_rem; |
| subj_abz_f64 = qemu_f64_rem; |
| test_abz_f64: |
| test_abz_f64(true_abz_f64, subj_abz_f64); |
| break; |
| case F64_MULADD: |
| test_abcz_f64(slow_f64_mulAdd, qemu_f64_mulAdd); |
| break; |
| case F64_SQRT: |
| test_az_f64(slow_f64_sqrt, qemu_f64_sqrt); |
| break; |
| case F64_EQ: |
| true_ab_f64_z_bool = slow_f64_eq; |
| subj_ab_f64_z_bool = qemu_f64_eq; |
| goto test_ab_f64_z_bool; |
| case F64_LE: |
| true_ab_f64_z_bool = slow_f64_le; |
| subj_ab_f64_z_bool = qemu_f64_le; |
| goto test_ab_f64_z_bool; |
| case F64_LT: |
| true_ab_f64_z_bool = slow_f64_lt; |
| subj_ab_f64_z_bool = qemu_f64_lt; |
| goto test_ab_f64_z_bool; |
| case F64_EQ_SIGNALING: |
| true_ab_f64_z_bool = slow_f64_eq_signaling; |
| subj_ab_f64_z_bool = qemu_f64_eq_signaling; |
| goto test_ab_f64_z_bool; |
| case F64_LE_QUIET: |
| true_ab_f64_z_bool = slow_f64_le_quiet; |
| subj_ab_f64_z_bool = qemu_f64_le_quiet; |
| goto test_ab_f64_z_bool; |
| case F64_LT_QUIET: |
| true_ab_f64_z_bool = slow_f64_lt_quiet; |
| subj_ab_f64_z_bool = qemu_f64_lt_quiet; |
| test_ab_f64_z_bool: |
| test_ab_f64_z_bool(true_ab_f64_z_bool, subj_ab_f64_z_bool); |
| break; |
| case EXTF80_TO_UI32: |
| not_implemented(); |
| break; |
| case EXTF80_TO_UI64: |
| not_implemented(); |
| break; |
| case EXTF80_TO_I32: |
| test_a_extF80_z_i32_rx(slow_extF80M_to_i32, qemu_extF80M_to_i32, rmode, |
| exact); |
| break; |
| case EXTF80_TO_I64: |
| test_a_extF80_z_i64_rx(slow_extF80M_to_i64, qemu_extF80M_to_i64, rmode, |
| exact); |
| break; |
| case EXTF80_TO_UI32_R_MINMAG: |
| not_implemented(); |
| break; |
| case EXTF80_TO_UI64_R_MINMAG: |
| not_implemented(); |
| break; |
| case EXTF80_TO_I32_R_MINMAG: |
| test_a_extF80_z_i32_x(slow_extF80M_to_i32_r_minMag, |
| qemu_extF80M_to_i32_r_minMag, exact); |
| break; |
| case EXTF80_TO_I64_R_MINMAG: |
| test_a_extF80_z_i64_x(slow_extF80M_to_i64_r_minMag, |
| qemu_extF80M_to_i64_r_minMag, exact); |
| break; |
| case EXTF80_TO_F16: |
| not_implemented(); |
| break; |
| case EXTF80_TO_F32: |
| test_a_extF80_z_f32(slow_extF80M_to_f32, qemu_extF80M_to_f32); |
| break; |
| case EXTF80_TO_F64: |
| test_a_extF80_z_f64(slow_extF80M_to_f64, qemu_extF80M_to_f64); |
| break; |
| case EXTF80_TO_F128: |
| test_a_extF80_z_f128(slow_extF80M_to_f128M, qemu_extF80M_to_f128M); |
| break; |
| case EXTF80_ROUNDTOINT: |
| test_az_extF80_rx(slow_extF80M_roundToInt, qemu_extF80M_roundToInt, |
| rmode, exact); |
| break; |
| case EXTF80_ADD: |
| true_abz_extF80M = slow_extF80M_add; |
| subj_abz_extF80M = qemu_extF80M_add; |
| goto test_abz_extF80; |
| case EXTF80_SUB: |
| true_abz_extF80M = slow_extF80M_sub; |
| subj_abz_extF80M = qemu_extF80M_sub; |
| goto test_abz_extF80; |
| case EXTF80_MUL: |
| true_abz_extF80M = slow_extF80M_mul; |
| subj_abz_extF80M = qemu_extF80M_mul; |
| goto test_abz_extF80; |
| case EXTF80_DIV: |
| true_abz_extF80M = slow_extF80M_div; |
| subj_abz_extF80M = qemu_extF80M_div; |
| goto test_abz_extF80; |
| case EXTF80_REM: |
| true_abz_extF80M = slow_extF80M_rem; |
| subj_abz_extF80M = qemu_extF80M_rem; |
| test_abz_extF80: |
| test_abz_extF80(true_abz_extF80M, subj_abz_extF80M); |
| break; |
| case EXTF80_SQRT: |
| test_az_extF80(slow_extF80M_sqrt, qemu_extF80M_sqrt); |
| break; |
| case EXTF80_EQ: |
| true_ab_extF80M_z_bool = slow_extF80M_eq; |
| subj_ab_extF80M_z_bool = qemu_extF80M_eq; |
| goto test_ab_extF80_z_bool; |
| case EXTF80_LE: |
| true_ab_extF80M_z_bool = slow_extF80M_le; |
| subj_ab_extF80M_z_bool = qemu_extF80M_le; |
| goto test_ab_extF80_z_bool; |
| case EXTF80_LT: |
| true_ab_extF80M_z_bool = slow_extF80M_lt; |
| subj_ab_extF80M_z_bool = qemu_extF80M_lt; |
| goto test_ab_extF80_z_bool; |
| case EXTF80_EQ_SIGNALING: |
| true_ab_extF80M_z_bool = slow_extF80M_eq_signaling; |
| subj_ab_extF80M_z_bool = qemu_extF80M_eq_signaling; |
| goto test_ab_extF80_z_bool; |
| case EXTF80_LE_QUIET: |
| true_ab_extF80M_z_bool = slow_extF80M_le_quiet; |
| subj_ab_extF80M_z_bool = qemu_extF80M_le_quiet; |
| goto test_ab_extF80_z_bool; |
| case EXTF80_LT_QUIET: |
| true_ab_extF80M_z_bool = slow_extF80M_lt_quiet; |
| subj_ab_extF80M_z_bool = qemu_extF80M_lt_quiet; |
| test_ab_extF80_z_bool: |
| test_ab_extF80_z_bool(true_ab_extF80M_z_bool, subj_ab_extF80M_z_bool); |
| break; |
| case F128_TO_UI32: |
| test_a_f128_z_ui32_rx(slow_f128M_to_ui32, qemu_f128M_to_ui32, rmode, |
| exact); |
| break; |
| case F128_TO_UI64: |
| test_a_f128_z_ui64_rx(slow_f128M_to_ui64, qemu_f128M_to_ui64, rmode, |
| exact); |
| break; |
| case F128_TO_I32: |
| test_a_f128_z_i32_rx(slow_f128M_to_i32, qemu_f128M_to_i32, rmode, |
| exact); |
| break; |
| case F128_TO_I64: |
| test_a_f128_z_i64_rx(slow_f128M_to_i64, qemu_f128M_to_i64, rmode, |
| exact); |
| break; |
| case F128_TO_UI32_R_MINMAG: |
| test_a_f128_z_ui32_x(slow_f128M_to_ui32_r_minMag, |
| qemu_f128M_to_ui32_r_minMag, exact); |
| break; |
| case F128_TO_UI64_R_MINMAG: |
| test_a_f128_z_ui64_x(slow_f128M_to_ui64_r_minMag, |
| qemu_f128M_to_ui64_r_minMag, exact); |
| break; |
| case F128_TO_I32_R_MINMAG: |
| test_a_f128_z_i32_x(slow_f128M_to_i32_r_minMag, |
| qemu_f128M_to_i32_r_minMag, exact); |
| break; |
| case F128_TO_I64_R_MINMAG: |
| test_a_f128_z_i64_x(slow_f128M_to_i64_r_minMag, |
| qemu_f128M_to_i64_r_minMag, exact); |
| break; |
| case F128_TO_F16: |
| not_implemented(); |
| break; |
| case F128_TO_F32: |
| test_a_f128_z_f32(slow_f128M_to_f32, qemu_f128M_to_f32); |
| break; |
| case F128_TO_F64: |
| test_a_f128_z_f64(slow_f128M_to_f64, qemu_f128M_to_f64); |
| break; |
| case F128_TO_EXTF80: |
| test_a_f128_z_extF80(slow_f128M_to_extF80M, qemu_f128M_to_extF80M); |
| break; |
| case F128_ROUNDTOINT: |
| test_az_f128_rx(slow_f128M_roundToInt, qemu_f128M_roundToInt, rmode, |
| exact); |
| break; |
| case F128_ADD: |
| true_abz_f128M = slow_f128M_add; |
| subj_abz_f128M = qemu_f128M_add; |
| goto test_abz_f128; |
| case F128_SUB: |
| true_abz_f128M = slow_f128M_sub; |
| subj_abz_f128M = qemu_f128M_sub; |
| goto test_abz_f128; |
| case F128_MUL: |
| true_abz_f128M = slow_f128M_mul; |
| subj_abz_f128M = qemu_f128M_mul; |
| goto test_abz_f128; |
| case F128_DIV: |
| true_abz_f128M = slow_f128M_div; |
| subj_abz_f128M = qemu_f128M_div; |
| goto test_abz_f128; |
| case F128_REM: |
| true_abz_f128M = slow_f128M_rem; |
| subj_abz_f128M = qemu_f128M_rem; |
| test_abz_f128: |
| test_abz_f128(true_abz_f128M, subj_abz_f128M); |
| break; |
| case F128_MULADD: |
| not_implemented(); |
| break; |
| case F128_SQRT: |
| test_az_f128(slow_f128M_sqrt, qemu_f128M_sqrt); |
| break; |
| case F128_EQ: |
| true_ab_f128M_z_bool = slow_f128M_eq; |
| subj_ab_f128M_z_bool = qemu_f128M_eq; |
| goto test_ab_f128_z_bool; |
| case F128_LE: |
| true_ab_f128M_z_bool = slow_f128M_le; |
| subj_ab_f128M_z_bool = qemu_f128M_le; |
| goto test_ab_f128_z_bool; |
| case F128_LT: |
| true_ab_f128M_z_bool = slow_f128M_lt; |
| subj_ab_f128M_z_bool = qemu_f128M_lt; |
| goto test_ab_f128_z_bool; |
| case F128_EQ_SIGNALING: |
| true_ab_f128M_z_bool = slow_f128M_eq_signaling; |
| subj_ab_f128M_z_bool = qemu_f128M_eq_signaling; |
| goto test_ab_f128_z_bool; |
| case F128_LE_QUIET: |
| true_ab_f128M_z_bool = slow_f128M_le_quiet; |
| subj_ab_f128M_z_bool = qemu_f128M_le_quiet; |
| goto test_ab_f128_z_bool; |
| case F128_LT_QUIET: |
| true_ab_f128M_z_bool = slow_f128M_lt_quiet; |
| subj_ab_f128M_z_bool = qemu_f128M_lt_quiet; |
| test_ab_f128_z_bool: |
| test_ab_f128_z_bool(true_ab_f128M_z_bool, subj_ab_f128M_z_bool); |
| break; |
| } |
| if ((verCases_errorStop && verCases_anyErrors)) { |
| verCases_exitWithStatus(); |
| } |
| } |
| |
| static unsigned int test_name_to_op(const char *arg) |
| { |
| unsigned int i; |
| |
| /* counting begins at 1 */ |
| for (i = 1; i < NUM_FUNCTIONS; i++) { |
| const char *name = functionInfos[i].namePtr; |
| |
| if (name && !strcmp(name, arg)) { |
| return i; |
| } |
| } |
| return 0; |
| } |
| |
| static unsigned int round_name_to_mode(const char *name) |
| { |
| int i; |
| |
| /* counting begins at 1 */ |
| for (i = 1; i < NUM_ROUNDINGMODES; i++) { |
| if (!strcmp(round_mode_names[i], name)) { |
| return i; |
| } |
| } |
| return 0; |
| } |
| |
| static int set_init_flags(const char *flags) |
| { |
| const char *p; |
| |
| for (p = flags; *p != '\0'; p++) { |
| switch (*p) { |
| case 'v': |
| slow_init_flags |= softfloat_flag_invalid; |
| qemu_init_flags |= float_flag_invalid; |
| break; |
| case 'i': |
| slow_init_flags |= softfloat_flag_infinite; |
| qemu_init_flags |= float_flag_divbyzero; |
| break; |
| case 'o': |
| slow_init_flags |= softfloat_flag_overflow; |
| qemu_init_flags |= float_flag_overflow; |
| break; |
| case 'u': |
| slow_init_flags |= softfloat_flag_underflow; |
| qemu_init_flags |= float_flag_underflow; |
| break; |
| case 'x': |
| slow_init_flags |= softfloat_flag_inexact; |
| qemu_init_flags |= float_flag_inexact; |
| break; |
| default: |
| return 1; |
| } |
| } |
| return 0; |
| } |
| |
| static uint_fast8_t slow_clear_flags(void) |
| { |
| uint8_t prev = slowfloat_exceptionFlags; |
| |
| slowfloat_exceptionFlags = slow_init_flags; |
| return prev; |
| } |
| |
| static uint_fast8_t qemu_clear_flags(void) |
| { |
| uint8_t prev = qemu_flags_to_sf(qsf.float_exception_flags); |
| |
| qsf.float_exception_flags = qemu_init_flags; |
| return prev; |
| } |
| |
| static void parse_args(int argc, char *argv[]) |
| { |
| unsigned int i; |
| int c; |
| |
| for (;;) { |
| c = getopt(argc, argv, "he:f:l:r:s"); |
| if (c < 0) { |
| break; |
| } |
| switch (c) { |
| case 'h': |
| usage_complete(argc, argv); |
| exit(EXIT_SUCCESS); |
| case 'e': |
| if (qemu_strtoui(optarg, NULL, 0, &n_max_errors)) { |
| fprintf(stderr, "fatal: invalid max error count\n"); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 'f': |
| if (set_init_flags(optarg)) { |
| fprintf(stderr, "fatal: flags must be a subset of 'vioux'\n"); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 'l': |
| if (qemu_strtoi(optarg, NULL, 0, &test_level)) { |
| fprintf(stderr, "fatal: invalid test level\n"); |
| exit(EXIT_FAILURE); |
| } |
| break; |
| case 'r': |
| if (!strcmp(optarg, "all")) { |
| test_round_mode = 0; |
| } else { |
| test_round_mode = round_name_to_mode(optarg); |
| if (test_round_mode == 0) { |
| fprintf(stderr, "fatal: invalid rounding mode\n"); |
| exit(EXIT_FAILURE); |
| } |
| } |
| break; |
| case 's': |
| verCases_errorStop = true; |
| break; |
| case '?': |
| /* invalid option or missing argument; getopt prints error info */ |
| exit(EXIT_FAILURE); |
| } |
| } |
| |
| /* set rounding modes */ |
| if (test_round_mode == 0) { |
| /* test all rounding modes; note that counting begins at 1 */ |
| n_round_modes = NUM_ROUNDINGMODES - 1; |
| round_modes = g_malloc_n(n_round_modes, sizeof(*round_modes)); |
| for (i = 0; i < n_round_modes; i++) { |
| round_modes[i] = i + 1; |
| } |
| } else { |
| n_round_modes = 1; |
| round_modes = g_malloc(sizeof(*round_modes)); |
| round_modes[0] = test_round_mode; |
| } |
| |
| /* set test ops */ |
| if (optind == argc) { |
| /* test all ops; note that counting begins at 1 */ |
| n_test_ops = NUM_FUNCTIONS - 1; |
| test_ops = g_malloc_n(n_test_ops, sizeof(*test_ops)); |
| for (i = 0; i < n_test_ops; i++) { |
| test_ops[i] = i + 1; |
| } |
| } else { |
| n_test_ops = argc - optind; |
| test_ops = g_malloc_n(n_test_ops, sizeof(*test_ops)); |
| for (i = 0; i < n_test_ops; i++) { |
| const char *name = argv[i + optind]; |
| unsigned int op = test_name_to_op(name); |
| |
| if (op == 0) { |
| fprintf(stderr, "fatal: invalid op '%s'\n", name); |
| exit(EXIT_FAILURE); |
| } |
| test_ops[i] = op; |
| } |
| } |
| } |
| |
| static void QEMU_NORETURN run_test(void) |
| { |
| unsigned int i; |
| |
| genCases_setLevel(test_level); |
| verCases_maxErrorCount = n_max_errors; |
| |
| testLoops_trueFlagsFunction = slow_clear_flags; |
| testLoops_subjFlagsFunction = qemu_clear_flags; |
| |
| for (i = 0; i < n_test_ops; i++) { |
| unsigned int op = test_ops[i]; |
| int j; |
| |
| if (functionInfos[op].namePtr == NULL) { |
| continue; |
| } |
| verCases_functionNamePtr = functionInfos[op].namePtr; |
| |
| for (j = 0; j < n_round_modes; j++) { |
| int attrs = functionInfos[op].attribs; |
| int round = round_modes[j]; |
| int rmode = roundingModes[round]; |
| int k; |
| |
| verCases_roundingCode = 0; |
| slowfloat_roundingMode = rmode; |
| qsf.float_rounding_mode = sf_rounding_to_qemu(rmode); |
| |
| if (attrs & (FUNC_ARG_ROUNDINGMODE | FUNC_EFF_ROUNDINGMODE)) { |
| /* print rounding mode if the op is affected by it */ |
| verCases_roundingCode = round; |
| } else if (j > 0) { |
| /* if the op is not sensitive to rounding, move on */ |
| break; |
| } |
| |
| /* QEMU doesn't have !exact */ |
| verCases_exact = true; |
| verCases_usesExact = !!(attrs & FUNC_ARG_EXACT); |
| |
| for (k = 0; k < 3; k++) { |
| int prec80 = 32; |
| int l; |
| |
| if (k == 1) { |
| prec80 = 64; |
| } else if (k == 2) { |
| prec80 = 80; |
| } |
| |
| verCases_roundingPrecision = 0; |
| slow_extF80_roundingPrecision = prec80; |
| qsf.floatx80_rounding_precision = prec80; |
| |
| if (attrs & FUNC_EFF_ROUNDINGPRECISION) { |
| verCases_roundingPrecision = prec80; |
| } else if (k > 0) { |
| /* if the op is not sensitive to prec80, move on */ |
| break; |
| } |
| |
| /* note: the count begins at 1 */ |
| for (l = 1; l < NUM_TININESSMODES; l++) { |
| int tmode = tininessModes[l]; |
| |
| verCases_tininessCode = 0; |
| slowfloat_detectTininess = tmode; |
| qsf.tininess_before_rounding = sf_tininess_to_qemu(tmode); |
| |
| if (attrs & FUNC_EFF_TININESSMODE || |
| ((attrs & FUNC_EFF_TININESSMODE_REDUCEDPREC) && |
| prec80 && prec80 < 80)) { |
| verCases_tininessCode = l; |
| } else if (l > 1) { |
| /* if the op is not sensitive to tininess, move on */ |
| break; |
| } |
| |
| do_testfloat(op, rmode, true); |
| } |
| } |
| } |
| } |
| verCases_exitWithStatus(); |
| /* old compilers might miss that we exited */ |
| g_assert_not_reached(); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| parse_args(argc, argv); |
| fail_programName = argv[0]; |
| run_test(); /* does not return */ |
| } |
