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Unified Diff: test/cctest/test-assembler-arm.cc

Issue 6691057: ARM: Add support load/store multiple VFP registers (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Comments addressed Created 9 years, 9 months ago
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Index: test/cctest/test-assembler-arm.cc
diff --git a/test/cctest/test-assembler-arm.cc b/test/cctest/test-assembler-arm.cc
index 26f3ef98b5c827a27f8fc6aca7bed0458e5befb9..89153c7444335d1b5dc3543103edf9365609902b 100644
--- a/test/cctest/test-assembler-arm.cc
+++ b/test/cctest/test-assembler-arm.cc
@@ -1,4 +1,4 @@
-// Copyright 2010 the V8 project authors. All rights reserved.
+// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
@@ -39,7 +39,8 @@ using namespace v8::internal;
// Define these function prototypes to match JSEntryFunction in execution.cc.
typedef Object* (*F1)(int x, int p1, int p2, int p3, int p4);
typedef Object* (*F2)(int x, int y, int p2, int p3, int p4);
-typedef Object* (*F3)(void* p, int p1, int p2, int p3, int p4);
+typedef Object* (*F3)(void* p0, int p1, int p2, int p3, int p4);
+typedef Object* (*F4)(void* p0, void* p1, int p2, int p3, int p4);
static v8::Persistent<v8::Context> env;
@@ -608,4 +609,340 @@ TEST(7) {
TestRoundingMode(u32_f64, RN, (kMaxUInt + 1.0), kMaxUInt, true);
}
+TEST(8) {
+ // Test VFP multi load/store with ia_w.
+ InitializeVM();
+ v8::HandleScope scope;
+
+ typedef struct {
+ double a;
+ double b;
+ double c;
+ double d;
+ double e;
+ double f;
+ double g;
+ double h;
+ } D;
+ D d;
+
+ typedef struct {
+ float a;
+ float b;
+ float c;
+ float d;
+ float e;
+ float f;
+ float g;
+ float h;
+ } F;
+ F f;
+
+ // Create a function that uses vldm/vstm to move some double and
+ // single precision values around in memory.
+ Assembler assm(Isolate::Current(), NULL, 0);
+
+ if (CpuFeatures::IsSupported(VFP3)) {
+ CpuFeatures::Scope scope(VFP3);
+
+ __ mov(ip, Operand(sp));
+ __ stm(db_w, sp, r4.bit() | fp.bit() | lr.bit());
+ __ sub(fp, ip, Operand(4));
+
+ __ add(r4, r0, Operand(OFFSET_OF(D, a)));
+ __ vldm(ia_w, r4, d0, d3);
+ __ vldm(ia_w, r4, d4, d7);
+
+ __ add(r4, r0, Operand(OFFSET_OF(D, a)));
+ __ vstm(ia_w, r4, d6, d7);
+ __ vstm(ia_w, r4, d0, d5);
+
+ __ add(r4, r1, Operand(OFFSET_OF(F, a)));
+ __ vldm(ia_w, r4, s0, s3);
+ __ vldm(ia_w, r4, s4, s7);
+
+ __ add(r4, r1, Operand(OFFSET_OF(F, a)));
+ __ vstm(ia_w, r4, s6, s7);
+ __ vstm(ia_w, r4, s0, s5);
+
+ __ ldm(ia_w, sp, r4.bit() | fp.bit() | pc.bit());
+
+ CodeDesc desc;
+ assm.GetCode(&desc);
+ Object* code = HEAP->CreateCode(
+ desc,
+ Code::ComputeFlags(Code::STUB),
+ Handle<Object>(HEAP->undefined_value()))->ToObjectChecked();
+ CHECK(code->IsCode());
+#ifdef DEBUG
+ Code::cast(code)->Print();
+#endif
+ F4 fn = FUNCTION_CAST<F4>(Code::cast(code)->entry());
+ d.a = 1.1;
+ d.b = 2.2;
+ d.c = 3.3;
+ d.d = 4.4;
+ d.e = 5.5;
+ d.f = 6.6;
+ d.g = 7.7;
+ d.h = 8.8;
+
+ f.a = 1.0;
+ f.b = 2.0;
+ f.c = 3.0;
+ f.d = 4.0;
+ f.e = 5.0;
+ f.f = 6.0;
+ f.g = 7.0;
+ f.h = 8.0;
+
+ Object* dummy = CALL_GENERATED_CODE(fn, &d, &f, 0, 0, 0);
+ USE(dummy);
+
+ CHECK_EQ(7.7, d.a);
+ CHECK_EQ(8.8, d.b);
+ CHECK_EQ(1.1, d.c);
+ CHECK_EQ(2.2, d.d);
+ CHECK_EQ(3.3, d.e);
+ CHECK_EQ(4.4, d.f);
+ CHECK_EQ(5.5, d.g);
+ CHECK_EQ(6.6, d.h);
+
+ CHECK_EQ(7.0, f.a);
+ CHECK_EQ(8.0, f.b);
+ CHECK_EQ(1.0, f.c);
+ CHECK_EQ(2.0, f.d);
+ CHECK_EQ(3.0, f.e);
+ CHECK_EQ(4.0, f.f);
+ CHECK_EQ(5.0, f.g);
+ CHECK_EQ(6.0, f.h);
+ }
+}
+
+
+TEST(9) {
+ // Test VFP multi load/store with ia.
+ InitializeVM();
+ v8::HandleScope scope;
+
+ typedef struct {
+ double a;
+ double b;
+ double c;
+ double d;
+ double e;
+ double f;
+ double g;
+ double h;
+ } D;
+ D d;
+
+ typedef struct {
+ float a;
+ float b;
+ float c;
+ float d;
+ float e;
+ float f;
+ float g;
+ float h;
+ } F;
+ F f;
+
+ // Create a function that uses vldm/vstm to move some double and
+ // single precision values around in memory.
+ Assembler assm(Isolate::Current(), NULL, 0);
+
+ if (CpuFeatures::IsSupported(VFP3)) {
+ CpuFeatures::Scope scope(VFP3);
+
+ __ mov(ip, Operand(sp));
+ __ stm(db_w, sp, r4.bit() | fp.bit() | lr.bit());
+ __ sub(fp, ip, Operand(4));
+
+ __ add(r4, r0, Operand(OFFSET_OF(D, a)));
+ __ vldm(ia, r4, d0, d3);
+ __ add(r4, r4, Operand(4 * 8));
+ __ vldm(ia, r4, d4, d7);
+
+ __ add(r4, r0, Operand(OFFSET_OF(D, a)));
+ __ vstm(ia, r4, d6, d7);
+ __ add(r4, r4, Operand(2 * 8));
+ __ vstm(ia, r4, d0, d5);
+
+ __ add(r4, r1, Operand(OFFSET_OF(F, a)));
+ __ vldm(ia, r4, s0, s3);
+ __ add(r4, r4, Operand(4 * 4));
+ __ vldm(ia, r4, s4, s7);
+
+ __ add(r4, r1, Operand(OFFSET_OF(F, a)));
+ __ vstm(ia, r4, s6, s7);
+ __ add(r4, r4, Operand(2 * 4));
+ __ vstm(ia, r4, s0, s5);
+
+ __ ldm(ia_w, sp, r4.bit() | fp.bit() | pc.bit());
+
+ CodeDesc desc;
+ assm.GetCode(&desc);
+ Object* code = HEAP->CreateCode(
+ desc,
+ Code::ComputeFlags(Code::STUB),
+ Handle<Object>(HEAP->undefined_value()))->ToObjectChecked();
+ CHECK(code->IsCode());
+#ifdef DEBUG
+ Code::cast(code)->Print();
+#endif
+ F4 fn = FUNCTION_CAST<F4>(Code::cast(code)->entry());
+ d.a = 1.1;
+ d.b = 2.2;
+ d.c = 3.3;
+ d.d = 4.4;
+ d.e = 5.5;
+ d.f = 6.6;
+ d.g = 7.7;
+ d.h = 8.8;
+
+ f.a = 1.0;
+ f.b = 2.0;
+ f.c = 3.0;
+ f.d = 4.0;
+ f.e = 5.0;
+ f.f = 6.0;
+ f.g = 7.0;
+ f.h = 8.0;
+
+ Object* dummy = CALL_GENERATED_CODE(fn, &d, &f, 0, 0, 0);
+ USE(dummy);
+
+ CHECK_EQ(7.7, d.a);
+ CHECK_EQ(8.8, d.b);
+ CHECK_EQ(1.1, d.c);
+ CHECK_EQ(2.2, d.d);
+ CHECK_EQ(3.3, d.e);
+ CHECK_EQ(4.4, d.f);
+ CHECK_EQ(5.5, d.g);
+ CHECK_EQ(6.6, d.h);
+
+ CHECK_EQ(7.0, f.a);
+ CHECK_EQ(8.0, f.b);
+ CHECK_EQ(1.0, f.c);
+ CHECK_EQ(2.0, f.d);
+ CHECK_EQ(3.0, f.e);
+ CHECK_EQ(4.0, f.f);
+ CHECK_EQ(5.0, f.g);
+ CHECK_EQ(6.0, f.h);
+ }
+}
+
+
+TEST(10) {
+ // Test VFP multi load/store with db_w.
+ InitializeVM();
+ v8::HandleScope scope;
+
+ typedef struct {
+ double a;
+ double b;
+ double c;
+ double d;
+ double e;
+ double f;
+ double g;
+ double h;
+ } D;
+ D d;
+
+ typedef struct {
+ float a;
+ float b;
+ float c;
+ float d;
+ float e;
+ float f;
+ float g;
+ float h;
+ } F;
+ F f;
+
+ // Create a function that uses vldm/vstm to move some double and
+ // single precision values around in memory.
+ Assembler assm(Isolate::Current(), NULL, 0);
+
+ if (CpuFeatures::IsSupported(VFP3)) {
+ CpuFeatures::Scope scope(VFP3);
+
+ __ mov(ip, Operand(sp));
+ __ stm(db_w, sp, r4.bit() | fp.bit() | lr.bit());
+ __ sub(fp, ip, Operand(4));
+
+ __ add(r4, r0, Operand(OFFSET_OF(D, h) + 8));
+ __ vldm(db_w, r4, d4, d7);
+ __ vldm(db_w, r4, d0, d3);
+
+ __ add(r4, r0, Operand(OFFSET_OF(D, h) + 8));
+ __ vstm(db_w, r4, d0, d5);
+ __ vstm(db_w, r4, d6, d7);
+
+ __ add(r4, r1, Operand(OFFSET_OF(F, h) + 4));
+ __ vldm(db_w, r4, s4, s7);
+ __ vldm(db_w, r4, s0, s3);
+
+ __ add(r4, r1, Operand(OFFSET_OF(F, h) + 4));
+ __ vstm(db_w, r4, s0, s5);
+ __ vstm(db_w, r4, s6, s7);
+
+ __ ldm(ia_w, sp, r4.bit() | fp.bit() | pc.bit());
+
+ CodeDesc desc;
+ assm.GetCode(&desc);
+ Object* code = HEAP->CreateCode(
+ desc,
+ Code::ComputeFlags(Code::STUB),
+ Handle<Object>(HEAP->undefined_value()))->ToObjectChecked();
+ CHECK(code->IsCode());
+#ifdef DEBUG
+ Code::cast(code)->Print();
+#endif
+ F4 fn = FUNCTION_CAST<F4>(Code::cast(code)->entry());
+ d.a = 1.1;
+ d.b = 2.2;
+ d.c = 3.3;
+ d.d = 4.4;
+ d.e = 5.5;
+ d.f = 6.6;
+ d.g = 7.7;
+ d.h = 8.8;
+
+ f.a = 1.0;
+ f.b = 2.0;
+ f.c = 3.0;
+ f.d = 4.0;
+ f.e = 5.0;
+ f.f = 6.0;
+ f.g = 7.0;
+ f.h = 8.0;
+
+ Object* dummy = CALL_GENERATED_CODE(fn, &d, &f, 0, 0, 0);
+ USE(dummy);
+
+ CHECK_EQ(7.7, d.a);
+ CHECK_EQ(8.8, d.b);
+ CHECK_EQ(1.1, d.c);
+ CHECK_EQ(2.2, d.d);
+ CHECK_EQ(3.3, d.e);
+ CHECK_EQ(4.4, d.f);
+ CHECK_EQ(5.5, d.g);
+ CHECK_EQ(6.6, d.h);
+
+ CHECK_EQ(7.0, f.a);
+ CHECK_EQ(8.0, f.b);
+ CHECK_EQ(1.0, f.c);
+ CHECK_EQ(2.0, f.d);
+ CHECK_EQ(3.0, f.e);
+ CHECK_EQ(4.0, f.f);
+ CHECK_EQ(5.0, f.g);
+ CHECK_EQ(6.0, f.h);
+ }
+}
+
#undef __
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