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authorCraig Topper <craig.topper@sifive.com>2023-11-17 16:44:24 -0800
committerGitHub <noreply@github.com>2023-11-17 16:44:24 -0800
commitd5ab48e583c843393a86a4e166007688baeb1263 (patch)
tree0918f6eece2c4732db637b48bdbc1a897fb180b4
parent813aaf39f94609a46f38f1e3a15a763a2cc0d2cf (diff)
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[AArch64] Simplify legalizer info for G_JUMP_TABLE and G_BRJT. (#71962)
Remove s64 as a valid type for G_JUMP_TABLE since I think it is always a pointer? Replace custom predicate for G_BRJT with a legalFor that checks 2 types.
-rw-r--r--llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp6
-rw-r--r--llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir4
2 files changed, 4 insertions, 6 deletions
diff --git a/llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp b/llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
index b197b41..000fd64 100644
--- a/llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
+++ b/llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
@@ -930,11 +930,9 @@ AArch64LegalizerInfo::AArch64LegalizerInfo(const AArch64Subtarget &ST)
getActionDefinitionsBuilder(G_CONCAT_VECTORS)
.legalFor({{v4s32, v2s32}, {v8s16, v4s16}, {v16s8, v8s8}});
- getActionDefinitionsBuilder(G_JUMP_TABLE).legalFor({{p0}, {s64}});
+ getActionDefinitionsBuilder(G_JUMP_TABLE).legalFor({p0});
- getActionDefinitionsBuilder(G_BRJT).legalIf([=](const LegalityQuery &Query) {
- return Query.Types[0] == p0 && Query.Types[1] == s64;
- });
+ getActionDefinitionsBuilder(G_BRJT).legalFor({{p0, s64}});
getActionDefinitionsBuilder({G_DYN_STACKALLOC,
G_STACKSAVE,
diff --git a/llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir b/llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir
index 2ea8cff..4fa6cd0 100644
--- a/llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir
+++ b/llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir
@@ -597,8 +597,8 @@
# DEBUG-NEXT: .. type index coverage check SKIPPED: no rules defined
# DEBUG-NEXT: .. imm index coverage check SKIPPED: no rules defined
# DEBUG-NEXT: G_BRJT (opcode {{[0-9]+}}): 2 type indices
-# DEBUG-NEXT: .. type index coverage check SKIPPED: user-defined predicate detected
-# DEBUG-NEXT: .. imm index coverage check SKIPPED: user-defined predicate detected
+# DEBUG-NEXT: .. the first uncovered type index: 2, OK
+# DEBUG-NEXT: .. the first uncovered imm index: 0, OK
# DEBUG-NEXT: G_INSERT_VECTOR_ELT (opcode {{[0-9]+}}): 3 type indices, 0 imm indices
# DEBUG-NEXT: .. type index coverage check SKIPPED: user-defined predicate detected
# DEBUG-NEXT: .. imm index coverage check SKIPPED: user-defined predicate detected