sse.md has
(define_insn "sse4_1_blendp<ssemodesuffixf2c>"
[(set (match_operand:SSEMODEF2P 0 "register_operand" "=x")
(vec_merge:SSEMODEF2P
(match_operand:SSEMODEF2P 2 "nonimmediate_operand" "xm")
(match_operand:SSEMODEF2P 1 "register_operand" "0")
(match_operand:SI 3 "const_0_to_3_operand" "n")))]
"TARGET_SSE4_1"
"blendp<ssemodesuffixf2c>\t{%3, %2, %0|%0, %2, %3}"
[(set_attr "type" "ssemov")
(set_attr "prefix_extra" "1")
(set_attr "mode" "<MODE>")])
The problem is blendpd takes 0 to 15 as immediate operand. The problem
is hidden in testsuite due to MAEK defined in sse4_1-check.h.
--
Summary: [4.4 Regression] Incorrect contraint on
sse4_1_blendp<ssemodesuffixf2c>
Product: gcc
Version: 4.4.0
Status: UNCONFIRMED
Severity: major
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: hjl dot tools at gmail dot com
GCC target triplet: x86_64-unknown-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35757
