MIPS: uasm: add a label variant of beq

This patch allows for use of the beq instruction with labels from uasm,
much as bne & others already do. It will be used by a subsequent patch.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>

diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index c33a956..d1275a2 100644 (file)
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -264,6 +264,8 @@ void uasm_il_bbit0(u32 **p, struct uasm_reloc **r, unsigned int reg,
                   unsigned int bit, int lid);
 void uasm_il_bbit1(u32 **p, struct uasm_reloc **r, unsigned int reg,
                   unsigned int bit, int lid);
+void uasm_il_beq(u32 **p, struct uasm_reloc **r, unsigned int r1,
+                unsigned int r2, int lid);
 void uasm_il_beqz(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
 void uasm_il_beqzl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);
 void uasm_il_bgezl(u32 **p, struct uasm_reloc **r, unsigned int reg, int lid);

diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c
index b9d14b6..ae18b82 100644 (file)
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -469,6 +469,14 @@ void ISAFUNC(uasm_il_b)(u32 **p, struct uasm_reloc **r, int lid)
 }
 UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_b));
 
+void ISAFUNC(uasm_il_beq)(u32 **p, struct uasm_reloc **r, unsigned int r1,
+                         unsigned int r2, int lid)
+{
+       uasm_r_mips_pc16(r, *p, lid);
+       ISAFUNC(uasm_i_beq)(p, r1, r2, 0);
+}
+UASM_EXPORT_SYMBOL(ISAFUNC(uasm_il_beq));
+
 void ISAFUNC(uasm_il_beqz)(u32 **p, struct uasm_reloc **r, unsigned int reg,
                           int lid)
 {