Similar to
r15-4930-gd56d2f3102ada3, update the branch operations when not
using CBN?Z for inverting the direction of the branch operations.
gcc/testsuite/ChangeLog:
* gcc.target/arm/vect-early-break-cbranch.c: Allow BEQ as well as BNE.
** vmov r[0-9]+, s[0-9]+ @ int
** (
** cmp r[0-9]+, #0
-** bne \.L[0-9]+
+** b(ne|eq) \.L[0-9]+
** |
** cbn?z r[0-9]+, \.L.+
** )
** vmov r[0-9]+, s[0-9]+ @ int
** (
** cmp r[0-9]+, #0
-** bne \.L[0-9]+
+** b(ne|eq) \.L[0-9]+
** |
** cbn?z r[0-9]+, \.L.+
** )
** vmov r[0-9]+, s[0-9]+ @ int
** (
** cmp r[0-9]+, #0
-** bne \.L[0-9]+
+** b(ne|eq) \.L[0-9]+
** |
** cbn?z r[0-9]+, \.L.+
** )
** vmov r[0-9]+, s[0-9]+ @ int
** (
** cmp r[0-9]+, #0
-** bne \.L[0-9]+
+** b(ne|eq) \.L[0-9]+
** |
** cbn?z r[0-9]+, \.L.+
** )
** vmov r[0-9]+, s[0-9]+ @ int
** (
** cmp r[0-9]+, #0
-** bne \.L[0-9]+
+** b(ne|eq) \.L[0-9]+
** |
** cbn?z r[0-9]+, \.L.+
** )
** vmov r[0-9]+, s[0-9]+ @ int
** (
** cmp r[0-9]+, #0
-** bne \.L[0-9]+
+** b(ne|eq) \.L[0-9]+
** |
** cbn?z r[0-9]+, \.L.+
** )