diff options
| -rw-r--r-- | llvm/lib/Target/Mips/MicroMipsInstrInfo.td | 6 | ||||
| -rw-r--r-- | llvm/test/CodeGen/Mips/micromips-addiu.ll | 7 |
2 files changed, 13 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MicroMipsInstrInfo.td b/llvm/lib/Target/Mips/MicroMipsInstrInfo.td index a1067787934..4a4cca9ba1b 100644 --- a/llvm/lib/Target/Mips/MicroMipsInstrInfo.td +++ b/llvm/lib/Target/Mips/MicroMipsInstrInfo.td @@ -31,6 +31,10 @@ def uimm4_andi : Operand<i32> { let EncoderMethod = "getUImm4AndValue"; } +def immSExtAddiur2 : ImmLeaf<i32, [{return Imm == 1 || Imm == -1 || + ((Imm % 4 == 0) && + Imm < 28 && Imm > 0);}]>; + def immSExtAddius5 : ImmLeaf<i32, [{return Imm >= -8 && Imm <= 7;}]>; def immZExtAndi16 : ImmLeaf<i32, @@ -528,6 +532,8 @@ let Predicates = [InMicroMips] in { // MicroMips arbitrary patterns that map to one or more instructions //===----------------------------------------------------------------------===// +def : MipsPat<(add GPRMM16:$src, immSExtAddiur2:$imm), + (ADDIUR2_MM GPRMM16:$src, immSExtAddiur2:$imm)>; def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm), (ADDIUS5_MM GPR32:$src, immSExtAddius5:$imm)>; def : MipsPat<(add GPR32:$src, immSExt16:$imm), diff --git a/llvm/test/CodeGen/Mips/micromips-addiu.ll b/llvm/test/CodeGen/Mips/micromips-addiu.ll index 4a87efe6447..c5bee34028c 100644 --- a/llvm/test/CodeGen/Mips/micromips-addiu.ll +++ b/llvm/test/CodeGen/Mips/micromips-addiu.ll @@ -3,6 +3,7 @@ @x = global i32 65504, align 4 @y = global i32 60929, align 4 +@z = global i32 60929, align 4 @.str = private unnamed_addr constant [7 x i8] c"%08x \0A\00", align 1 define i32 @main() nounwind { @@ -16,6 +17,11 @@ entry: %addiu2 = add i32 %1, 55 %call2 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([7 x i8]* @.str, i32 0, i32 0), i32 %addiu2) + + %2 = load i32* @z, align 4 + %addiu3 = add i32 %2, 24 + %call3 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds + ([7 x i8]* @.str, i32 0, i32 0), i32 %addiu3) ret i32 0 } @@ -23,3 +29,4 @@ declare i32 @printf(i8*, ...) ; CHECK: addius5 ${{[0-9]+}}, -7 ; CHECK: addiu ${{[0-9]+}}, ${{[0-9]+}}, 55 +; CHECK: addiur2 ${{[2-7]|16|17}}, ${{[2-7]|16|17}}, 24 |
