implement some loads and stores

2026-07-30 16:04:33 -04:00 · 2020-08-29 19:13:29 -04:00
parent 2ac07ae6bd
commit bf7a496bb0
15 changed files with 1510 additions and 211 deletions
@@ -0,0 +1,55 @@
+/*!
+ * @file test_emitter_slow.cpp
+ * Tests for the emitter which take over 1 second. (Checking 10,000's of functions).
+ *
+ * It may make sense to exclude these tests when developing to save time.
+ */
+
+#include "gtest/gtest.h"
+#include "goalc/emitter/CodeTester.h"
+#include "goalc/emitter/IGen.h"
+//
+using namespace emitter;
+
+
+
+TEST(EmitterSlow, xmm32_move) {
+  std::vector<u32> u32_constants = {0, INT32_MAX, UINT32_MAX, 17};
+
+  // test moving between xmms (32-bit) and gprs.
+  CodeTester tester;
+  tester.init_code_buffer(512);
+
+  for (auto constant : u32_constants) {
+    for (int r1 = 0; r1 < 16; r1++) {
+      if (r1 == RSP) {
+        continue;
+      }
+      for (int r2 = 0; r2 < 16; r2++) {
+        if (r2 == RSP) {
+          continue;
+        }
+        for (int r3 = 0; r3 < 16; r3++) {
+          for (int r4 = 0; r4 < 16; r4++) {
+            tester.clear();
+            tester.emit_push_all_xmms();
+            tester.emit_push_all_gprs(true);
+            // move constant to gpr
+            tester.emit(IGen::mov_gpr64_u32(r1, constant));
+            // move gpr to xmm
+            tester.emit(IGen::movd_xmm32_gpr32(XMM0 + r3, r1));
+            // move xmm to xmm
+            tester.emit(IGen::mov_xmm32_xmm32(XMM0 + r4, XMM0 + r3));
+            // move xmm to gpr
+            tester.emit(IGen::movd_gpr32_xmm32(r2, XMM0 + r4));
+            // return!
+            tester.emit(IGen::mov_gpr64_gpr64(RAX, r2));
+            tester.emit_pop_all_gprs(true);
+            tester.emit_pop_all_xmms();
+            tester.emit_return();
+          }
+        }
+      }
+    }
+  }
+}