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Remove IR rules from TestMemorySegment methods where vectorization depends on backing store type

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This commit is contained in:
katkerem 2026-01-26 17:28:39 +00:00
parent 2cb35a3ba7
commit 23eff0db71
1 changed files with 8 additions and 14 deletions
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22
test/hotspot/jtreg/compiler/loopopts/superword/TestMemorySegment.java
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@ -33,7 +33,7 @@ import java.lang.foreign.*;
/*
* @test id=byte-array
* @bug 8329273
* @bug 8329273 8356184
* @key randomness
* @summary Test vectorization of loops over MemorySegment
* @library /test/lib /
@ -154,7 +154,7 @@ import java.lang.foreign.*;
/*
* @test id=byte-buffer
* @bug 8329273
* @bug 8329273 8356184
* @summary Test vectorization of loops over MemorySegment
* @library /test/lib /
* @run driver compiler.loopopts.superword.TestMemorySegment ByteBuffer
@ -613,12 +613,9 @@ class TestMemorySegmentImpl {
}
@Test
@IR(counts = {IRNode.LOAD_VECTOR_B, "= 0",
IRNode.ADD_VB, "= 0",
IRNode.STORE_VECTOR, "= 0"},
applyIfPlatform = {"64-bit", "true"},
applyIfCPUFeatureOr = {"sse4.1", "true", "asimd", "true", "rvv", "true"})
// FAILS: RangeCheck cannot be eliminated because of int_index
// 8356184: Vectorization depends on backing store type - heap byte[] segments (ByteArray, ByteBuffer)
// vectorize due to RCE handling ConvI2L(iv + invar), while native/other segment types don't.
// No IR rule since we can't distinguish provider types in IR framework conditions.
static Object[] testIntLoop_intIndex_intInvar_byte(MemorySegment a, int invar) {
for (int i = 0; i < (int)a.byteSize(); i++) {
int int_index = i + invar;
@ -804,12 +801,9 @@ class TestMemorySegmentImpl {
}
@Test
@IR(counts = {IRNode.LOAD_VECTOR_B, "= 0",
IRNode.ADD_VB, "= 0",
IRNode.STORE_VECTOR, "= 0"},
applyIfPlatform = {"64-bit", "true"},
applyIfCPUFeatureOr = {"sse4.1", "true", "asimd", "true", "rvv", "true"})
// FAILS: RangeCheck cannot be eliminated because of int_index
// 8356184: Vectorization depends on backing store type - heap byte[] segments (ByteArray, ByteBuffer)
// vectorize due to RCE handling ConvI2L(iv + invar), while native/other segment types don't.
// No IR rule since we can't distinguish provider types in IR framework conditions.
static Object[] testLongLoop_intIndex_intInvar_byte(MemorySegment a, int invar) {
for (long i = 0; i < a.byteSize(); i++) {
int int_index = (int)(i + invar);