1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=mipsel -mcpu=mips32 < %s | FileCheck %s -check-prefix=CHECK-MIPS32 2*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=mips64el -mcpu=mips64 < %s | \ 3*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s -check-prefix=CHECK-MIPS64 4*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=mipsel -mcpu=mips64 -target-abi n32 < %s | \ 5*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s -check-prefix=CHECK-MIPSN32 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Worker; Test that the expansion of ADJCALLSTACKDOWN and ADJCALLSTACKUP generate 8*9880d681SAndroid Build Coastguard Worker; (d)subu and (d)addu rather than just (d)addu. The (d)subu sequences are 9*9880d681SAndroid Build Coastguard Worker; generally shorter as the constant that has to be materialized is smaller. 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Workerdefine i32 @main() { 12*9880d681SAndroid Build Coastguard Workerentry: 13*9880d681SAndroid Build Coastguard Worker %z = alloca [1048576 x i8], align 1 14*9880d681SAndroid Build Coastguard Worker %arraydecay = getelementptr inbounds [1048576 x i8], [1048576 x i8]* %z, i32 0, i32 0 15*9880d681SAndroid Build Coastguard Worker %call = call i32 @foo(i8* %arraydecay) 16*9880d681SAndroid Build Coastguard Worker ret i32 0 17*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: main 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS32: lui $[[R0:[0-9]+]], 16 20*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS32: addiu $[[R0]], $[[R0]], 24 21*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS32: subu $sp, $sp, $[[R0]] 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS32: lui $[[R1:[0-9]+]], 16 24*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS32: addiu $[[R1]], $[[R1]], 24 25*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS32: addu $sp, $sp, $[[R1]] 26*9880d681SAndroid Build Coastguard Worker 27*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: lui $[[R0:[0-9]+]], 1 28*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: daddiu $[[R0]], $[[R0]], 32 29*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: dsubu $sp, $sp, $[[R0]] 30*9880d681SAndroid Build Coastguard Worker 31*9880d681SAndroid Build Coastguard Worker; FIXME: 32*9880d681SAndroid Build Coastguard Worker; These are here to match other lui's used in address computations. We need to 33*9880d681SAndroid Build Coastguard Worker; investigate why address computations are not CSE'd. Or implement it. 34*9880d681SAndroid Build Coastguard Worker 35*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: lui 36*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: lui 37*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: lui 38*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: lui 39*9880d681SAndroid Build Coastguard Worker 40*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: lui $[[R1:[0-9]+]], 16 41*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: daddiu $[[R1]], $[[R1]], 32 42*9880d681SAndroid Build Coastguard Worker; CHECK-MIPS64: daddu $sp, $sp, $[[R1]] 43*9880d681SAndroid Build Coastguard Worker 44*9880d681SAndroid Build Coastguard Worker; CHECK-MIPSN32: lui $[[R0:[0-9]+]], 16 45*9880d681SAndroid Build Coastguard Worker; CHECK-MIPSN32: addiu $[[R0]], $[[R0]], 16 46*9880d681SAndroid Build Coastguard Worker; CHECK-MIPSN32: subu $sp, $sp, $[[R0]] 47*9880d681SAndroid Build Coastguard Worker 48*9880d681SAndroid Build Coastguard Worker; CHECK-MIPSN32: lui $[[R1:[0-9]+]], 16 49*9880d681SAndroid Build Coastguard Worker; CHECK-MIPSN32: addiu $[[R1]], $[[R1]], 16 50*9880d681SAndroid Build Coastguard Worker; CHECK-MIPSN32: addu $sp, $sp, $[[R1]] 51*9880d681SAndroid Build Coastguard Worker 52*9880d681SAndroid Build Coastguard Worker} 53*9880d681SAndroid Build Coastguard Worker 54*9880d681SAndroid Build Coastguard Workerdeclare i32 @foo(i8*) 55