mirror of
https://github.com/open-goal/jak-project
synced 2026-07-08 06:30:44 -04:00
Tyler Wilding
76941379e9
All that remains (8 instructions) are division, and NEON instructions that require me to convert the x86 control byte to NEON `TBL` values. Those handful of instructions can be done later while doing the next steps (finally something more interesting than just encoding instructions).
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
#include "emitter_util.h"
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#include "goalc/emitter/CodeTester.h"
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#include "goalc/emitter/IGen.h"
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#include "gtest/gtest.h"
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using namespace emitter;
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TEST(ARM64EmitterIntegerMath, add_gpr64_imm8s) {
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CodeTester tester(InstructionSet::ARM64);
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tester.init_code_buffer(256);
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std::vector<s64> vals = {0, 1, -1, INT32_MIN, INT32_MAX, INT64_MIN, INT64_MAX};
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std::vector<s64> imms = {0, 1, -1, INT8_MIN, INT8_MAX};
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// test the ones that aren't sp
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for (int i = 0; i < 16; i++) {
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if (i == SP) {
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continue;
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}
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for (auto val : vals) {
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for (auto imm : imms) {
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auto expected = val + imm;
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tester.clear();
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tester.emit_push_all_gprs(true);
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// move initial value to register
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tester.emit(IGen::mov_gpr64_gpr64(tester.generator(), i, X0));
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// do the add
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tester.emit(IGen::add_gpr64_imm8s(tester.generator(), i, imm));
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// move for return
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tester.emit(IGen::mov_gpr64_gpr64(tester.generator(), X0, i));
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tester.emit_pop_all_gprs(true);
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tester.emit_return();
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execute_ret_tester(tester, val, expected);
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}
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}
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}
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tester.clear();
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} |