Vehicle Researcher
6adb63b915
date: 2026-06-04T09:49:56 master commit: c0ab3550eca2e9daf197c46b7e4b24aa9637cf2e
36 lines
1.3 KiB
Python
36 lines
1.3 KiB
Python
"""Tests for VINTERP instructions."""
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import unittest
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from test.amd.hw.helpers import *
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class TestVInterp(unittest.TestCase):
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def test_v_interp_p10_f32(self):
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instructions = [
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v_mov_b32_e32(v[10], v[255]),
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v_cvt_f32_u32_e32(v[1], v[10]),
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s_mov_b32(s[0], f2i(100.0)),
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v_add_f32_e32(v[1], s[0], v[1]),
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v_cvt_f32_u32_e32(v[3], v[10]),
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s_mov_b32(s[1], f2i(10.0)),
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v_add_f32_e32(v[3], s[1], v[3]),
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s_mov_b32(s[2], f2i(2.0)),
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v_interp_p10_f32(v[4], v[1], s[2], v[3]),
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]
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st = run_program(instructions, n_lanes=8)
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for lane in range(4): self.assertAlmostEqual(i2f(st.vgpr[lane][4]), 212.0, places=5)
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for lane in range(4, 8): self.assertAlmostEqual(i2f(st.vgpr[lane][4]), 224.0, places=5)
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def test_v_interp_p10_f16_f32(self):
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instructions = [
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v_mov_b32_e32(v[10], v[255]),
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v_cvt_f32_u32_e32(v[11], v[10]),
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v_cvt_f16_f32_e32(v[1], v[11]),
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s_mov_b32(s[0], f2i(10.0)),
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v_add_f32_e32(v[12], s[0], v[11]),
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v_cvt_f16_f32_e32(v[3], v[12]),
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s_mov_b32(s[1], f2i(2.0)),
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v_interp_p10_f16_f32(v[4], v[1], s[1], v[3]),
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]
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st = run_program(instructions, n_lanes=8)
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for lane in range(4): self.assertAlmostEqual(i2f(st.vgpr[lane][4]), 12.0, places=5)
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for lane in range(4, 8): self.assertAlmostEqual(i2f(st.vgpr[lane][4]), 24.0, places=5)
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