let isCodeGenOnly=1;
}
+// JAL and JALX instruction format
+//
+class FJAL16_ins<bits<1> _X, string asmstr,
+ InstrItinClass itin>:
+ FJAL16<_X, (outs), (ins simm20:$imm),
+ !strconcat(asmstr, "\t$imm\n\tnop"),[],
+ itin> {
+ let isCodeGenOnly=1;
+}
//
// EXT-I instruction format
//
def DivuRxRy16: FRR16_div_ins<0b11011, "divu", IIAlu> {
let Defs = [HI, LO];
}
+//
+// Format: JAL target MIPS16e
+// Purpose: Jump and Link
+// To execute a procedure call within the current 256 MB-aligned
+// region and preserve the current ISA.
+//
+def Jal16 : FJAL16_ins<0b0, "jal", IIAlu> {
+ let isBranch = 1;
+ let hasDelaySlot = 0; // not true, but we add the nop for now
+ let isTerminator=1;
+ let isBarrier=1;
+}
//
// Format: JR ra MIPS16e
let Predicates = [RelocPIC, InMips16Mode];
}
+def : Mips16Pat<(MipsJmpLink (i32 tglobaladdr:$dst)),
+ (Jal16 tglobaladdr:$dst)>;
+
// Indirect branch
def: Mips16Pat<
(brind CPU16Regs:$rs),
(JrcRx16 CPU16Regs:$rs)>;
-
// Jump and Link (Call)
let isCall=1, hasDelaySlot=0 in
def JumpLinkReg16:
// hi/lo relocs
+def : Mips16Pat<(MipsHi tglobaladdr:$in),
+ (SllX16 (LiRxImmX16 tglobaladdr:$in), 16)>;
def : Mips16Pat<(MipsHi tglobaltlsaddr:$in),
(SllX16 (LiRxImmX16 tglobaltlsaddr:$in), 16)>;
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=C1
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=C2
; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=PE
+; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=static -O3 < %s | FileCheck %s -check-prefix=ST1
+; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=static -O3 < %s | FileCheck %s -check-prefix=ST2
;
; re-enable this when mips16's jalr is fixed.
; DISABLED: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=SR
; PE: li $2, 0
; PE: jrc $ra
+; ST1: li ${{[0-9]+}}, %hi($.str)
+; ST1: sll ${{[0-9]+}}, ${{[0-9]+}}, 16
+; ST1: addiu ${{[0-9]+}}, %lo($.str)
+; ST2: li ${{[0-9]+}}, %hi($.str)
+; ST2: jal printf
}
declare i32 @printf(i8*, ...)