diff mbox

[v4,62/63] llvm: add support for cast from floats

Message ID 20170321001607.75169-63-luc.vanoostenryck@gmail.com (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Luc Van Oostenryck March 21, 2017, 12:16 a.m. UTC 
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
---
 sparse-llvm.c             | 10 +++++++++-
 validation/backend/cast.c |  2 --
 2 files changed, 9 insertions(+), 3 deletions(-)
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Patch

diff --git a/sparse-llvm.c b/sparse-llvm.c
index cdeb38d8e..b8a52b9ac 100644
--- a/sparse-llvm.c
+++ b/sparse-llvm.c
@@ -914,7 +914,7 @@  static void output_op_cast(struct function *fn, struct instruction *insn, LLVMOp
 
 	assert(!is_float_type(insn->type));
 
-	dtype = insn_symbol_type(insn);
+	dtype = symbol_type(insn->type);
 	switch (LLVMGetTypeKind(LLVMTypeOf(src))) {
 	case LLVMPointerTypeKind:
 		op = LLVMPtrToInt;
@@ -926,6 +926,14 @@  static void output_op_cast(struct function *fn, struct instruction *insn, LLVMOp
 		else if (insn->size == width)
 			op = LLVMBitCast;
 		break;
+	case LLVMHalfTypeKind:
+	case LLVMFloatTypeKind:
+	case LLVMDoubleTypeKind:
+	case LLVMX86_FP80TypeKind:
+	case LLVMFP128TypeKind:
+	case LLVMPPC_FP128TypeKind:
+		op = (op == LLVMZExt) ? LLVMFPToUI : LLVMFPToSI;
+		break;
 	default:
 		assert(0);
 	}
diff --git a/validation/backend/cast.c b/validation/backend/cast.c
index 4c308dfe8..b3728c21e 100644
--- a/validation/backend/cast.c
+++ b/validation/backend/cast.c
@@ -40,10 +40,8 @@  DEFINE_CASTS(long)
 DEFINE_CASTS(ulong)
 DEFINE_CASTS(longlong)
 DEFINE_CASTS(ulonglong)
-/*
 DEFINE_CASTS(float)
 DEFINE_CASTS(double)
-*/
 
 /*
  * check-name: Cast code generation