commit cae7b94cbd9d115bad33434bcbe741a4071f03df
author Simon Pilgrim <llvm-dev@redking.me.uk> Tue Jun 16 21:40:28 2015 +0000
committer Simon Pilgrim <llvm-dev@redking.me.uk> Tue Jun 16 21:40:28 2015 +0000
tree ad7375a12042358dc4a1045488a1f9b033ebe2c7
parent 637338543f1322ba13e5e48220931f4be347dc1f

[X86][SSE] Vectorize v2i32 to v2f64 conversions

This patch enables support for the conversion of v2i32 to v2f64 to use the CVTDQ2PD xmm instruction and stay on the SSE unit instead of scalarizing, sign extending to i64 and using CVTSI2SDQ scalar conversions.

Differential Revision: http://reviews.llvm.org/D10433

llvm-svn: 239855

llvm/lib/Target/X86/X86ISelLowering.h

diff --git a/llvm/lib/Target/X86/X86ISelLowering.h b/llvm/lib/Target/X86/X86ISelLowering.h
index efda861..7f00c73 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.h
+++ b/llvm/lib/Target/X86/X86ISelLowering.h
@@ -293,6 +293,9 @@
       // Vector FP round.
       VFPROUND,
 
+      // Vector signed integer to double.
+      CVTDQ2PD,
+
       // 128-bit vector logical left / right shift
       VSHLDQ, VSRLDQ,