re PR target/64113 (Gcc on Alpha: Error: No lda !gpdisp!282 was found)

[gcc.git] / gcc / config / alpha / alpha.md

diff --git a/gcc/config/alpha/alpha.md b/gcc/config/alpha/alpha.md
index 8cf8a0625593cebaeec622adfff4a2230d5de367..f352928b10325520440047dc292cf1074bf25be6 100644 (file)
--- a/gcc/config/alpha/alpha.md
+++ b/gcc/config/alpha/alpha.md
@@ -5984,16 +5984,38 @@
   [(set_attr "type" "jsr")
    (set_attr "length" "*,*,8")])
 
-(define_insn_and_split "call_value_osf_tlsgd"
+(define_int_iterator TLS_CALL
+       [UNSPEC_TLSGD_CALL
+        UNSPEC_TLSLDM_CALL])
+
+(define_int_attr tls
+       [(UNSPEC_TLSGD_CALL "tlsgd")
+        (UNSPEC_TLSLDM_CALL "tlsldm")])
+
+(define_insn "call_value_osf_<tls>"
   [(set (match_operand 0)
        (call (mem:DI (match_operand:DI 1 "symbolic_operand"))
              (const_int 0)))
-   (unspec [(match_operand:DI 2 "const_int_operand")] UNSPEC_TLSGD_CALL)
+   (unspec [(match_operand:DI 2 "const_int_operand")] TLS_CALL)
    (use (reg:DI 29))
    (clobber (reg:DI 26))]
   "HAVE_AS_TLS"
-  "#"
-  "&& reload_completed"
+  "ldq $27,%1($29)\t\t!literal!%2\;jsr $26,($27),%1\t\t!lituse_<tls>!%2\;ldah $29,0($26)\t\t!gpdisp!%*\;lda $29,0($29)\t\t!gpdisp!%*"
+  [(set_attr "type" "jsr")
+   (set_attr "length" "16")])
+
+;; We must use peep2 instead of a split because we need accurate life
+;; information for $gp.
+(define_peephole2
+  [(parallel
+    [(set (match_operand 0)
+         (call (mem:DI (match_operand:DI 1 "symbolic_operand"))
+               (const_int 0)))
+     (unspec [(match_operand:DI 2 "const_int_operand")] TLS_CALL)
+     (use (reg:DI 29))
+     (clobber (reg:DI 26))])]
+  "HAVE_AS_TLS && reload_completed
+   && peep2_regno_dead_p (1, 29)"
   [(set (match_dup 3)
        (unspec:DI [(match_dup 5)
                    (match_dup 1)
@@ -6001,10 +6023,9 @@
    (parallel [(set (match_dup 0)
                   (call (mem:DI (match_dup 3))
                         (const_int 0)))
-             (set (match_dup 5)
-                  (unspec:DI [(match_dup 5) (match_dup 4)] UNSPEC_LDGP1))
+             (use (match_dup 5))
              (use (match_dup 1))
-             (use (unspec [(match_dup 2)] UNSPEC_TLSGD_CALL))
+             (use (unspec [(match_dup 2)] TLS_CALL))
              (clobber (reg:DI 26))])
    (set (match_dup 5)
        (unspec:DI [(match_dup 5) (match_dup 4)] UNSPEC_LDGP2))]
@@ -6012,19 +6033,18 @@
   operands[3] = gen_rtx_REG (Pmode, 27);
   operands[4] = GEN_INT (alpha_next_sequence_number++);
   operands[5] = pic_offset_table_rtx;
-}
-  [(set_attr "type" "multi")])
+})
 
-(define_insn_and_split "call_value_osf_tlsldm"
-  [(set (match_operand 0)
-       (call (mem:DI (match_operand:DI 1 "symbolic_operand"))
-             (const_int 0)))
-   (unspec [(match_operand:DI 2 "const_int_operand")] UNSPEC_TLSLDM_CALL)
-   (use (reg:DI 29))
-   (clobber (reg:DI 26))]
-  "HAVE_AS_TLS"
-  "#"
-  "&& reload_completed"
+(define_peephole2
+  [(parallel
+    [(set (match_operand 0)
+         (call (mem:DI (match_operand:DI 1 "symbolic_operand"))
+               (const_int 0)))
+     (unspec [(match_operand:DI 2 "const_int_operand")] TLS_CALL)
+     (use (reg:DI 29))
+     (clobber (reg:DI 26))])]
+  "HAVE_AS_TLS && reload_completed
+   && !peep2_regno_dead_p (1, 29)"
   [(set (match_dup 3)
        (unspec:DI [(match_dup 5)
                    (match_dup 1)
@@ -6035,7 +6055,7 @@
              (set (match_dup 5)
                   (unspec:DI [(match_dup 5) (match_dup 4)] UNSPEC_LDGP1))
              (use (match_dup 1))
-             (use (unspec [(match_dup 2)] UNSPEC_TLSLDM_CALL))
+             (use (unspec [(match_dup 2)] TLS_CALL))
              (clobber (reg:DI 26))])
    (set (match_dup 5)
        (unspec:DI [(match_dup 5) (match_dup 4)] UNSPEC_LDGP2))]
@@ -6043,8 +6063,7 @@
   operands[3] = gen_rtx_REG (Pmode, 27);
   operands[4] = GEN_INT (alpha_next_sequence_number++);
   operands[5] = pic_offset_table_rtx;
-}
-  [(set_attr "type" "multi")])
+})
 
 (define_insn "*call_value_osf_1"
   [(set (match_operand 0)