amdgcn: Fix VCC early clobber
gcc/ChangeLog:
2020-05-28 Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn-valu.md (add<mode>3_vcc_zext_dup): Add early clobber.
(add<mode>3_vcc_zext_dup_exec): Likewise.
(add<mode>3_vcc_zext_dup2): Likewise.
(add<mode>3_vcc_zext_dup2_exec): Likewise.
@@ -1380,13 +1380,13 @@ (define_insn_and_split "add<mode>3_zext_exec"
(set_attr "length" "8")])
(define_insn_and_split "add<mode>3_vcc_zext_dup"
- [(set (match_operand:V_DI 0 "register_operand" "= v, v")
+ [(set (match_operand:V_DI 0 "register_operand" "= v, v")
(plus:V_DI
(zero_extend:V_DI
(vec_duplicate:<VnSI>
- (match_operand:SI 1 "gcn_alu_operand" " BSv, ASv")))
- (match_operand:V_DI 2 "gcn_alu_operand" " vDA, vDb")))
- (set (match_operand:DI 3 "register_operand" "=SgcV,SgcV")
+ (match_operand:SI 1 "gcn_alu_operand" " BSv, ASv")))
+ (match_operand:V_DI 2 "gcn_alu_operand" " vDA, vDb")))
+ (set (match_operand:DI 3 "register_operand" "=&SgcV,&SgcV")
(ltu:DI (plus:V_DI
(zero_extend:V_DI (vec_duplicate:<VnSI> (match_dup 1)))
(match_dup 2))
@@ -1424,16 +1424,16 @@ (define_expand "add<mode>3_zext_dup"
})
(define_insn_and_split "add<mode>3_vcc_zext_dup_exec"
- [(set (match_operand:V_DI 0 "register_operand" "= v, v")
+ [(set (match_operand:V_DI 0 "register_operand" "= v, v")
(vec_merge:V_DI
(plus:V_DI
(zero_extend:V_DI
(vec_duplicate:<VnSI>
- (match_operand:SI 1 "gcn_alu_operand" " ASv, BSv")))
- (match_operand:V_DI 2 "gcn_alu_operand" " vDb, vDA"))
- (match_operand:V_DI 4 "gcn_register_or_unspec_operand" " U0, U0")
- (match_operand:DI 5 "gcn_exec_reg_operand" " e, e")))
- (set (match_operand:DI 3 "register_operand" "=SgcV,SgcV")
+ (match_operand:SI 1 "gcn_alu_operand" " ASv, BSv")))
+ (match_operand:V_DI 2 "gcn_alu_operand" " vDb, vDA"))
+ (match_operand:V_DI 4 "gcn_register_or_unspec_operand" " U0, U0")
+ (match_operand:DI 5 "gcn_exec_reg_operand" " e, e")))
+ (set (match_operand:DI 3 "register_operand" "=&SgcV,&SgcV")
(and:DI
(ltu:DI (plus:V_DI
(zero_extend:V_DI (vec_duplicate:<VnSI> (match_dup 1)))
@@ -1481,11 +1481,11 @@ (define_expand "add<mode>3_zext_dup_exec"
})
(define_insn_and_split "add<mode>3_vcc_zext_dup2"
- [(set (match_operand:V_DI 0 "register_operand" "= v")
+ [(set (match_operand:V_DI 0 "register_operand" "= v")
(plus:V_DI
(zero_extend:V_DI (match_operand:<VnSI> 1 "gcn_alu_operand" " vA"))
(vec_duplicate:V_DI (match_operand:DI 2 "gcn_alu_operand" " DbSv"))))
- (set (match_operand:DI 3 "register_operand" "=SgcV")
+ (set (match_operand:DI 3 "register_operand" "=&SgcV")
(ltu:DI (plus:V_DI
(zero_extend:V_DI (match_dup 1))
(vec_duplicate:V_DI (match_dup 2)))
@@ -1523,14 +1523,14 @@ (define_expand "add<mode>3_zext_dup2"
})
(define_insn_and_split "add<mode>3_vcc_zext_dup2_exec"
- [(set (match_operand:V_DI 0 "register_operand" "= v")
+ [(set (match_operand:V_DI 0 "register_operand" "= v")
(vec_merge:V_DI
(plus:V_DI
(zero_extend:V_DI (match_operand:<VnSI> 1 "gcn_alu_operand" "vA"))
(vec_duplicate:V_DI (match_operand:DI 2 "gcn_alu_operand" "BSv")))
- (match_operand:V_DI 4 "gcn_register_or_unspec_operand" " U0")
- (match_operand:DI 5 "gcn_exec_reg_operand" " e")))
- (set (match_operand:DI 3 "register_operand" "=SgcV")
+ (match_operand:V_DI 4 "gcn_register_or_unspec_operand" " U0")
+ (match_operand:DI 5 "gcn_exec_reg_operand" " e")))
+ (set (match_operand:DI 3 "register_operand" "=&SgcV")
(and:DI
(ltu:DI (plus:V_DI
(zero_extend:V_DI (match_dup 1))