[mips] Big-endian code generation for atomic instructions.

Patch by Jyun-Yan You.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182984 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2013-05-31 03:25:44 +00:00
parent 04b0bcf7b1
commit affed7e11d
2 changed files with 340 additions and 151 deletions

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@ -1073,7 +1073,14 @@ MipsTargetLowering::emitAtomicBinaryPartword(MachineInstr *MI,
BuildMI(BB, DL, TII->get(Mips::AND), AlignedAddr) BuildMI(BB, DL, TII->get(Mips::AND), AlignedAddr)
.addReg(Ptr).addReg(MaskLSB2); .addReg(Ptr).addReg(MaskLSB2);
BuildMI(BB, DL, TII->get(Mips::ANDi), PtrLSB2).addReg(Ptr).addImm(3); BuildMI(BB, DL, TII->get(Mips::ANDi), PtrLSB2).addReg(Ptr).addImm(3);
BuildMI(BB, DL, TII->get(Mips::SLL), ShiftAmt).addReg(PtrLSB2).addImm(3); if (Subtarget->isLittle()) {
BuildMI(BB, DL, TII->get(Mips::SLL), ShiftAmt).addReg(PtrLSB2).addImm(3);
} else {
unsigned Off = RegInfo.createVirtualRegister(RC);
BuildMI(BB, DL, TII->get(Mips::XORi), Off)
.addReg(PtrLSB2).addImm((Size == 1) ? 3 : 2);
BuildMI(BB, DL, TII->get(Mips::SLL), ShiftAmt).addReg(Off).addImm(3);
}
BuildMI(BB, DL, TII->get(Mips::ORi), MaskUpper) BuildMI(BB, DL, TII->get(Mips::ORi), MaskUpper)
.addReg(Mips::ZERO).addImm(MaskImm); .addReg(Mips::ZERO).addImm(MaskImm);
BuildMI(BB, DL, TII->get(Mips::SLLV), Mask) BuildMI(BB, DL, TII->get(Mips::SLLV), Mask)
@ -1316,7 +1323,14 @@ MipsTargetLowering::emitAtomicCmpSwapPartword(MachineInstr *MI,
BuildMI(BB, DL, TII->get(Mips::AND), AlignedAddr) BuildMI(BB, DL, TII->get(Mips::AND), AlignedAddr)
.addReg(Ptr).addReg(MaskLSB2); .addReg(Ptr).addReg(MaskLSB2);
BuildMI(BB, DL, TII->get(Mips::ANDi), PtrLSB2).addReg(Ptr).addImm(3); BuildMI(BB, DL, TII->get(Mips::ANDi), PtrLSB2).addReg(Ptr).addImm(3);
BuildMI(BB, DL, TII->get(Mips::SLL), ShiftAmt).addReg(PtrLSB2).addImm(3); if (Subtarget->isLittle()) {
BuildMI(BB, DL, TII->get(Mips::SLL), ShiftAmt).addReg(PtrLSB2).addImm(3);
} else {
unsigned Off = RegInfo.createVirtualRegister(RC);
BuildMI(BB, DL, TII->get(Mips::XORi), Off)
.addReg(PtrLSB2).addImm((Size == 1) ? 3 : 2);
BuildMI(BB, DL, TII->get(Mips::SLL), ShiftAmt).addReg(Off).addImm(3);
}
BuildMI(BB, DL, TII->get(Mips::ORi), MaskUpper) BuildMI(BB, DL, TII->get(Mips::ORi), MaskUpper)
.addReg(Mips::ZERO).addImm(MaskImm); .addReg(Mips::ZERO).addImm(MaskImm);
BuildMI(BB, DL, TII->get(Mips::SLLV), Mask) BuildMI(BB, DL, TII->get(Mips::SLLV), Mask)

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@ -1,4 +1,5 @@
; RUN: llc -march=mipsel --disable-machine-licm < %s | FileCheck %s ; RUN: llc -march=mipsel --disable-machine-licm < %s | FileCheck %s -check-prefix=CHECK-EL
; RUN: llc -march=mips --disable-machine-licm < %s | FileCheck %s -check-prefix=CHECK-EB
@x = common global i32 0, align 4 @x = common global i32 0, align 4
@ -7,13 +8,21 @@ entry:
%0 = atomicrmw add i32* @x, i32 %incr monotonic %0 = atomicrmw add i32* @x, i32 %incr monotonic
ret i32 %0 ret i32 %0
; CHECK: AtomicLoadAdd32: ; CHECK-EL: AtomicLoadAdd32:
; CHECK: lw $[[R0:[0-9]+]], %got(x) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(x)
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R1:[0-9]+]], 0($[[R0]]) ; CHECK-EL: ll $[[R1:[0-9]+]], 0($[[R0]])
; CHECK: addu $[[R2:[0-9]+]], $[[R1]], $4 ; CHECK-EL: addu $[[R2:[0-9]+]], $[[R1]], $4
; CHECK: sc $[[R2]], 0($[[R0]]) ; CHECK-EL: sc $[[R2]], 0($[[R0]])
; CHECK: beq $[[R2]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R2]], $zero, $[[BB0]]
; CHECK-EB: AtomicLoadAdd32:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(x)
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R1:[0-9]+]], 0($[[R0]])
; CHECK-EB: addu $[[R2:[0-9]+]], $[[R1]], $4
; CHECK-EB: sc $[[R2]], 0($[[R0]])
; CHECK-EB: beq $[[R2]], $zero, $[[BB0]]
} }
define i32 @AtomicLoadNand32(i32 %incr) nounwind { define i32 @AtomicLoadNand32(i32 %incr) nounwind {
@ -21,14 +30,23 @@ entry:
%0 = atomicrmw nand i32* @x, i32 %incr monotonic %0 = atomicrmw nand i32* @x, i32 %incr monotonic
ret i32 %0 ret i32 %0
; CHECK: AtomicLoadNand32: ; CHECK-EL: AtomicLoadNand32:
; CHECK: lw $[[R0:[0-9]+]], %got(x) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(x)
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R1:[0-9]+]], 0($[[R0]]) ; CHECK-EL: ll $[[R1:[0-9]+]], 0($[[R0]])
; CHECK: and $[[R3:[0-9]+]], $[[R1]], $4 ; CHECK-EL: and $[[R3:[0-9]+]], $[[R1]], $4
; CHECK: nor $[[R2:[0-9]+]], $zero, $[[R3]] ; CHECK-EL: nor $[[R2:[0-9]+]], $zero, $[[R3]]
; CHECK: sc $[[R2]], 0($[[R0]]) ; CHECK-EL: sc $[[R2]], 0($[[R0]])
; CHECK: beq $[[R2]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R2]], $zero, $[[BB0]]
; CHECK-EB: AtomicLoadNand32:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(x)
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R1:[0-9]+]], 0($[[R0]])
; CHECK-EB: and $[[R3:[0-9]+]], $[[R1]], $4
; CHECK-EB: nor $[[R2:[0-9]+]], $zero, $[[R3]]
; CHECK-EB: sc $[[R2]], 0($[[R0]])
; CHECK-EB: beq $[[R2]], $zero, $[[BB0]]
} }
define i32 @AtomicSwap32(i32 %newval) nounwind { define i32 @AtomicSwap32(i32 %newval) nounwind {
@ -39,12 +57,19 @@ entry:
%0 = atomicrmw xchg i32* @x, i32 %tmp monotonic %0 = atomicrmw xchg i32* @x, i32 %tmp monotonic
ret i32 %0 ret i32 %0
; CHECK: AtomicSwap32: ; CHECK-EL: AtomicSwap32:
; CHECK: lw $[[R0:[0-9]+]], %got(x) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(x)
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll ${{[0-9]+}}, 0($[[R0]]) ; CHECK-EL: ll ${{[0-9]+}}, 0($[[R0]])
; CHECK: sc $[[R2:[0-9]+]], 0($[[R0]]) ; CHECK-EL: sc $[[R2:[0-9]+]], 0($[[R0]])
; CHECK: beq $[[R2]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R2]], $zero, $[[BB0]]
; CHECK-EB: AtomicSwap32:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(x)
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll ${{[0-9]+}}, 0($[[R0]])
; CHECK-EB: sc $[[R2:[0-9]+]], 0($[[R0]])
; CHECK-EB: beq $[[R2]], $zero, $[[BB0]]
} }
define i32 @AtomicCmpSwap32(i32 %oldval, i32 %newval) nounwind { define i32 @AtomicCmpSwap32(i32 %oldval, i32 %newval) nounwind {
@ -55,14 +80,23 @@ entry:
%0 = cmpxchg i32* @x, i32 %oldval, i32 %tmp monotonic %0 = cmpxchg i32* @x, i32 %oldval, i32 %tmp monotonic
ret i32 %0 ret i32 %0
; CHECK: AtomicCmpSwap32: ; CHECK-EL: AtomicCmpSwap32:
; CHECK: lw $[[R0:[0-9]+]], %got(x) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(x)
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $2, 0($[[R0]]) ; CHECK-EL: ll $2, 0($[[R0]])
; CHECK: bne $2, $4, $[[BB1:[A-Z_0-9]+]] ; CHECK-EL: bne $2, $4, $[[BB1:[A-Z_0-9]+]]
; CHECK: sc $[[R2:[0-9]+]], 0($[[R0]]) ; CHECK-EL: sc $[[R2:[0-9]+]], 0($[[R0]])
; CHECK: beq $[[R2]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R2]], $zero, $[[BB0]]
; CHECK: $[[BB1]]: ; CHECK-EL: $[[BB1]]:
; CHECK-EB: AtomicCmpSwap32:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(x)
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $2, 0($[[R0]])
; CHECK-EB: bne $2, $4, $[[BB1:[A-Z_0-9]+]]
; CHECK-EB: sc $[[R2:[0-9]+]], 0($[[R0]])
; CHECK-EB: beq $[[R2]], $zero, $[[BB0]]
; CHECK-EB: $[[BB1]]:
} }
@ -74,30 +108,56 @@ entry:
%0 = atomicrmw add i8* @y, i8 %incr monotonic %0 = atomicrmw add i8* @y, i8 %incr monotonic
ret i8 %0 ret i8 %0
; CHECK: AtomicLoadAdd8: ; CHECK-EL: AtomicLoadAdd8:
; CHECK: lw $[[R0:[0-9]+]], %got(y) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(y)
; CHECK: addiu $[[R1:[0-9]+]], $zero, -4 ; CHECK-EL: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK: and $[[R2:[0-9]+]], $[[R0]], $[[R1]] ; CHECK-EL: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK: andi $[[R3:[0-9]+]], $[[R0]], 3 ; CHECK-EL: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK: sll $[[R4:[0-9]+]], $[[R3]], 3 ; CHECK-EL: sll $[[R4:[0-9]+]], $[[R3]], 3
; CHECK: ori $[[R5:[0-9]+]], $zero, 255 ; CHECK-EL: ori $[[R5:[0-9]+]], $zero, 255
; CHECK: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]] ; CHECK-EL: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]]
; CHECK: nor $[[R7:[0-9]+]], $zero, $[[R6]] ; CHECK-EL: nor $[[R7:[0-9]+]], $zero, $[[R6]]
; CHECK: sllv $[[R9:[0-9]+]], $4, $[[R4]] ; CHECK-EL: sllv $[[R9:[0-9]+]], $4, $[[R4]]
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R10:[0-9]+]], 0($[[R2]]) ; CHECK-EL: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK: addu $[[R11:[0-9]+]], $[[R10]], $[[R9]] ; CHECK-EL: addu $[[R11:[0-9]+]], $[[R10]], $[[R9]]
; CHECK: and $[[R12:[0-9]+]], $[[R11]], $[[R6]] ; CHECK-EL: and $[[R12:[0-9]+]], $[[R11]], $[[R6]]
; CHECK: and $[[R13:[0-9]+]], $[[R10]], $[[R7]] ; CHECK-EL: and $[[R13:[0-9]+]], $[[R10]], $[[R7]]
; CHECK: or $[[R14:[0-9]+]], $[[R13]], $[[R12]] ; CHECK-EL: or $[[R14:[0-9]+]], $[[R13]], $[[R12]]
; CHECK: sc $[[R14]], 0($[[R2]]) ; CHECK-EL: sc $[[R14]], 0($[[R2]])
; CHECK: beq $[[R14]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R14]], $zero, $[[BB0]]
; CHECK: and $[[R15:[0-9]+]], $[[R10]], $[[R6]] ; CHECK-EL: and $[[R15:[0-9]+]], $[[R10]], $[[R6]]
; CHECK: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]] ; CHECK-EL: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]]
; CHECK: sll $[[R17:[0-9]+]], $[[R16]], 24 ; CHECK-EL: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK: sra $2, $[[R17]], 24 ; CHECK-EL: sra $2, $[[R17]], 24
; CHECK-EB: AtomicLoadAdd8:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(y)
; CHECK-EB: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK-EB: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK-EB: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK-EB: xori $[[R4:[0-9]+]], $[[R3]], 3
; CHECK-EB: sll $[[R5:[0-9]+]], $[[R4]], 3
; CHECK-EB: ori $[[R6:[0-9]+]], $zero, 255
; CHECK-EB: sllv $[[R7:[0-9]+]], $[[R6]], $[[R5]]
; CHECK-EB: nor $[[R8:[0-9]+]], $zero, $[[R7]]
; CHECK-EB: sllv $[[R9:[0-9]+]], $4, $[[R5]]
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK-EB: addu $[[R11:[0-9]+]], $[[R10]], $[[R9]]
; CHECK-EB: and $[[R12:[0-9]+]], $[[R11]], $[[R7]]
; CHECK-EB: and $[[R13:[0-9]+]], $[[R10]], $[[R8]]
; CHECK-EB: or $[[R14:[0-9]+]], $[[R13]], $[[R12]]
; CHECK-EB: sc $[[R14]], 0($[[R2]])
; CHECK-EB: beq $[[R14]], $zero, $[[BB0]]
; CHECK-EB: and $[[R15:[0-9]+]], $[[R10]], $[[R7]]
; CHECK-EB: srlv $[[R16:[0-9]+]], $[[R15]], $[[R5]]
; CHECK-EB: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK-EB: sra $2, $[[R17]], 24
} }
define signext i8 @AtomicLoadSub8(i8 signext %incr) nounwind { define signext i8 @AtomicLoadSub8(i8 signext %incr) nounwind {
@ -105,30 +165,56 @@ entry:
%0 = atomicrmw sub i8* @y, i8 %incr monotonic %0 = atomicrmw sub i8* @y, i8 %incr monotonic
ret i8 %0 ret i8 %0
; CHECK: AtomicLoadSub8: ; CHECK-EL: AtomicLoadSub8:
; CHECK: lw $[[R0:[0-9]+]], %got(y) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(y)
; CHECK: addiu $[[R1:[0-9]+]], $zero, -4 ; CHECK-EL: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK: and $[[R2:[0-9]+]], $[[R0]], $[[R1]] ; CHECK-EL: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK: andi $[[R3:[0-9]+]], $[[R0]], 3 ; CHECK-EL: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK: sll $[[R4:[0-9]+]], $[[R3]], 3 ; CHECK-EL: sll $[[R4:[0-9]+]], $[[R3]], 3
; CHECK: ori $[[R5:[0-9]+]], $zero, 255 ; CHECK-EL: ori $[[R5:[0-9]+]], $zero, 255
; CHECK: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]] ; CHECK-EL: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]]
; CHECK: nor $[[R7:[0-9]+]], $zero, $[[R6]] ; CHECK-EL: nor $[[R7:[0-9]+]], $zero, $[[R6]]
; CHECK: sllv $[[R9:[0-9]+]], $4, $[[R4]] ; CHECK-EL: sllv $[[R9:[0-9]+]], $4, $[[R4]]
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R10:[0-9]+]], 0($[[R2]]) ; CHECK-EL: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK: subu $[[R11:[0-9]+]], $[[R10]], $[[R9]] ; CHECK-EL: subu $[[R11:[0-9]+]], $[[R10]], $[[R9]]
; CHECK: and $[[R12:[0-9]+]], $[[R11]], $[[R6]] ; CHECK-EL: and $[[R12:[0-9]+]], $[[R11]], $[[R6]]
; CHECK: and $[[R13:[0-9]+]], $[[R10]], $[[R7]] ; CHECK-EL: and $[[R13:[0-9]+]], $[[R10]], $[[R7]]
; CHECK: or $[[R14:[0-9]+]], $[[R13]], $[[R12]] ; CHECK-EL: or $[[R14:[0-9]+]], $[[R13]], $[[R12]]
; CHECK: sc $[[R14]], 0($[[R2]]) ; CHECK-EL: sc $[[R14]], 0($[[R2]])
; CHECK: beq $[[R14]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R14]], $zero, $[[BB0]]
; CHECK: and $[[R15:[0-9]+]], $[[R10]], $[[R6]] ; CHECK-EL: and $[[R15:[0-9]+]], $[[R10]], $[[R6]]
; CHECK: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]] ; CHECK-EL: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]]
; CHECK: sll $[[R17:[0-9]+]], $[[R16]], 24 ; CHECK-EL: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK: sra $2, $[[R17]], 24 ; CHECK-EL: sra $2, $[[R17]], 24
; CHECK-EB: AtomicLoadSub8:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(y)
; CHECK-EB: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK-EB: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK-EB: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK-EB: xori $[[R4:[0-9]+]], $[[R3]], 3
; CHECK-EB: sll $[[R5:[0-9]+]], $[[R4]], 3
; CHECK-EB: ori $[[R6:[0-9]+]], $zero, 255
; CHECK-EB: sllv $[[R7:[0-9]+]], $[[R6]], $[[R5]]
; CHECK-EB: nor $[[R8:[0-9]+]], $zero, $[[R7]]
; CHECK-EB: sllv $[[R9:[0-9]+]], $4, $[[R5]]
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK-EB: subu $[[R11:[0-9]+]], $[[R10]], $[[R9]]
; CHECK-EB: and $[[R12:[0-9]+]], $[[R11]], $[[R7]]
; CHECK-EB: and $[[R13:[0-9]+]], $[[R10]], $[[R8]]
; CHECK-EB: or $[[R14:[0-9]+]], $[[R13]], $[[R12]]
; CHECK-EB: sc $[[R14]], 0($[[R2]])
; CHECK-EB: beq $[[R14]], $zero, $[[BB0]]
; CHECK-EB: and $[[R15:[0-9]+]], $[[R10]], $[[R7]]
; CHECK-EB: srlv $[[R16:[0-9]+]], $[[R15]], $[[R5]]
; CHECK-EB: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK-EB: sra $2, $[[R17]], 24
} }
define signext i8 @AtomicLoadNand8(i8 signext %incr) nounwind { define signext i8 @AtomicLoadNand8(i8 signext %incr) nounwind {
@ -136,31 +222,58 @@ entry:
%0 = atomicrmw nand i8* @y, i8 %incr monotonic %0 = atomicrmw nand i8* @y, i8 %incr monotonic
ret i8 %0 ret i8 %0
; CHECK: AtomicLoadNand8: ; CHECK-EL: AtomicLoadNand8:
; CHECK: lw $[[R0:[0-9]+]], %got(y) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(y)
; CHECK: addiu $[[R1:[0-9]+]], $zero, -4 ; CHECK-EL: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK: and $[[R2:[0-9]+]], $[[R0]], $[[R1]] ; CHECK-EL: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK: andi $[[R3:[0-9]+]], $[[R0]], 3 ; CHECK-EL: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK: sll $[[R4:[0-9]+]], $[[R3]], 3 ; CHECK-EL: sll $[[R4:[0-9]+]], $[[R3]], 3
; CHECK: ori $[[R5:[0-9]+]], $zero, 255 ; CHECK-EL: ori $[[R5:[0-9]+]], $zero, 255
; CHECK: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]] ; CHECK-EL: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]]
; CHECK: nor $[[R7:[0-9]+]], $zero, $[[R6]] ; CHECK-EL: nor $[[R7:[0-9]+]], $zero, $[[R6]]
; CHECK: sllv $[[R9:[0-9]+]], $4, $[[R4]] ; CHECK-EL: sllv $[[R9:[0-9]+]], $4, $[[R4]]
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R10:[0-9]+]], 0($[[R2]]) ; CHECK-EL: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK: and $[[R18:[0-9]+]], $[[R10]], $[[R9]] ; CHECK-EL: and $[[R18:[0-9]+]], $[[R10]], $[[R9]]
; CHECK: nor $[[R11:[0-9]+]], $zero, $[[R18]] ; CHECK-EL: nor $[[R11:[0-9]+]], $zero, $[[R18]]
; CHECK: and $[[R12:[0-9]+]], $[[R11]], $[[R6]] ; CHECK-EL: and $[[R12:[0-9]+]], $[[R11]], $[[R6]]
; CHECK: and $[[R13:[0-9]+]], $[[R10]], $[[R7]] ; CHECK-EL: and $[[R13:[0-9]+]], $[[R10]], $[[R7]]
; CHECK: or $[[R14:[0-9]+]], $[[R13]], $[[R12]] ; CHECK-EL: or $[[R14:[0-9]+]], $[[R13]], $[[R12]]
; CHECK: sc $[[R14]], 0($[[R2]]) ; CHECK-EL: sc $[[R14]], 0($[[R2]])
; CHECK: beq $[[R14]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R14]], $zero, $[[BB0]]
; CHECK: and $[[R15:[0-9]+]], $[[R10]], $[[R6]] ; CHECK-EL: and $[[R15:[0-9]+]], $[[R10]], $[[R6]]
; CHECK: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]] ; CHECK-EL: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]]
; CHECK: sll $[[R17:[0-9]+]], $[[R16]], 24 ; CHECK-EL: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK: sra $2, $[[R17]], 24 ; CHECK-EL: sra $2, $[[R17]], 24
; CHECK-EB: AtomicLoadNand8:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(y)
; CHECK-EB: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK-EB: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK-EB: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK-EB: xori $[[R4:[0-9]+]], $[[R3]], 3
; CHECK-EB: sll $[[R5:[0-9]+]], $[[R4]], 3
; CHECK-EB: ori $[[R6:[0-9]+]], $zero, 255
; CHECK-EB: sllv $[[R7:[0-9]+]], $[[R6]], $[[R5]]
; CHECK-EB: nor $[[R8:[0-9]+]], $zero, $[[R7]]
; CHECK-EB: sllv $[[R9:[0-9]+]], $4, $[[R5]]
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK-EB: and $[[R18:[0-9]+]], $[[R10]], $[[R9]]
; CHECK-EB: nor $[[R11:[0-9]+]], $zero, $[[R18]]
; CHECK-EB: and $[[R12:[0-9]+]], $[[R11]], $[[R7]]
; CHECK-EB: and $[[R13:[0-9]+]], $[[R10]], $[[R8]]
; CHECK-EB: or $[[R14:[0-9]+]], $[[R13]], $[[R12]]
; CHECK-EB: sc $[[R14]], 0($[[R2]])
; CHECK-EB: beq $[[R14]], $zero, $[[BB0]]
; CHECK-EB: and $[[R15:[0-9]+]], $[[R10]], $[[R7]]
; CHECK-EB: srlv $[[R16:[0-9]+]], $[[R15]], $[[R5]]
; CHECK-EB: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK-EB: sra $2, $[[R17]], 24
} }
define signext i8 @AtomicSwap8(i8 signext %newval) nounwind { define signext i8 @AtomicSwap8(i8 signext %newval) nounwind {
@ -168,29 +281,54 @@ entry:
%0 = atomicrmw xchg i8* @y, i8 %newval monotonic %0 = atomicrmw xchg i8* @y, i8 %newval monotonic
ret i8 %0 ret i8 %0
; CHECK: AtomicSwap8: ; CHECK-EL: AtomicSwap8:
; CHECK: lw $[[R0:[0-9]+]], %got(y) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(y)
; CHECK: addiu $[[R1:[0-9]+]], $zero, -4 ; CHECK-EL: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK: and $[[R2:[0-9]+]], $[[R0]], $[[R1]] ; CHECK-EL: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK: andi $[[R3:[0-9]+]], $[[R0]], 3 ; CHECK-EL: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK: sll $[[R4:[0-9]+]], $[[R3]], 3 ; CHECK-EL: sll $[[R4:[0-9]+]], $[[R3]], 3
; CHECK: ori $[[R5:[0-9]+]], $zero, 255 ; CHECK-EL: ori $[[R5:[0-9]+]], $zero, 255
; CHECK: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]] ; CHECK-EL: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]]
; CHECK: nor $[[R7:[0-9]+]], $zero, $[[R6]] ; CHECK-EL: nor $[[R7:[0-9]+]], $zero, $[[R6]]
; CHECK: sllv $[[R9:[0-9]+]], $4, $[[R4]] ; CHECK-EL: sllv $[[R9:[0-9]+]], $4, $[[R4]]
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R10:[0-9]+]], 0($[[R2]]) ; CHECK-EL: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK: and $[[R18:[0-9]+]], $[[R9]], $[[R6]] ; CHECK-EL: and $[[R18:[0-9]+]], $[[R9]], $[[R6]]
; CHECK: and $[[R13:[0-9]+]], $[[R10]], $[[R7]] ; CHECK-EL: and $[[R13:[0-9]+]], $[[R10]], $[[R7]]
; CHECK: or $[[R14:[0-9]+]], $[[R13]], $[[R18]] ; CHECK-EL: or $[[R14:[0-9]+]], $[[R13]], $[[R18]]
; CHECK: sc $[[R14]], 0($[[R2]]) ; CHECK-EL: sc $[[R14]], 0($[[R2]])
; CHECK: beq $[[R14]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R14]], $zero, $[[BB0]]
; CHECK: and $[[R15:[0-9]+]], $[[R10]], $[[R6]] ; CHECK-EL: and $[[R15:[0-9]+]], $[[R10]], $[[R6]]
; CHECK: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]] ; CHECK-EL: srlv $[[R16:[0-9]+]], $[[R15]], $[[R4]]
; CHECK: sll $[[R17:[0-9]+]], $[[R16]], 24 ; CHECK-EL: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK: sra $2, $[[R17]], 24 ; CHECK-EL: sra $2, $[[R17]], 24
; CHECK-EB: AtomicSwap8:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(y)
; CHECK-EB: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK-EB: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK-EB: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK-EB: xori $[[R4:[0-9]+]], $[[R3]], 3
; CHECK-EB: sll $[[R5:[0-9]+]], $[[R4]], 3
; CHECK-EB: ori $[[R6:[0-9]+]], $zero, 255
; CHECK-EB: sllv $[[R7:[0-9]+]], $[[R6]], $[[R5]]
; CHECK-EB: nor $[[R8:[0-9]+]], $zero, $[[R7]]
; CHECK-EB: sllv $[[R9:[0-9]+]], $4, $[[R5]]
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R10:[0-9]+]], 0($[[R2]])
; CHECK-EB: and $[[R18:[0-9]+]], $[[R9]], $[[R7]]
; CHECK-EB: and $[[R13:[0-9]+]], $[[R10]], $[[R8]]
; CHECK-EB: or $[[R14:[0-9]+]], $[[R13]], $[[R18]]
; CHECK-EB: sc $[[R14]], 0($[[R2]])
; CHECK-EB: beq $[[R14]], $zero, $[[BB0]]
; CHECK-EB: and $[[R15:[0-9]+]], $[[R10]], $[[R7]]
; CHECK-EB: srlv $[[R16:[0-9]+]], $[[R15]], $[[R5]]
; CHECK-EB: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK-EB: sra $2, $[[R17]], 24
} }
define signext i8 @AtomicCmpSwap8(i8 signext %oldval, i8 signext %newval) nounwind { define signext i8 @AtomicCmpSwap8(i8 signext %oldval, i8 signext %newval) nounwind {
@ -198,34 +336,64 @@ entry:
%0 = cmpxchg i8* @y, i8 %oldval, i8 %newval monotonic %0 = cmpxchg i8* @y, i8 %oldval, i8 %newval monotonic
ret i8 %0 ret i8 %0
; CHECK: AtomicCmpSwap8: ; CHECK-EL: AtomicCmpSwap8:
; CHECK: lw $[[R0:[0-9]+]], %got(y) ; CHECK-EL: lw $[[R0:[0-9]+]], %got(y)
; CHECK: addiu $[[R1:[0-9]+]], $zero, -4 ; CHECK-EL: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK: and $[[R2:[0-9]+]], $[[R0]], $[[R1]] ; CHECK-EL: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK: andi $[[R3:[0-9]+]], $[[R0]], 3 ; CHECK-EL: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK: sll $[[R4:[0-9]+]], $[[R3]], 3 ; CHECK-EL: sll $[[R4:[0-9]+]], $[[R3]], 3
; CHECK: ori $[[R5:[0-9]+]], $zero, 255 ; CHECK-EL: ori $[[R5:[0-9]+]], $zero, 255
; CHECK: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]] ; CHECK-EL: sllv $[[R6:[0-9]+]], $[[R5]], $[[R4]]
; CHECK: nor $[[R7:[0-9]+]], $zero, $[[R6]] ; CHECK-EL: nor $[[R7:[0-9]+]], $zero, $[[R6]]
; CHECK: andi $[[R8:[0-9]+]], $4, 255 ; CHECK-EL: andi $[[R8:[0-9]+]], $4, 255
; CHECK: sllv $[[R9:[0-9]+]], $[[R8]], $[[R4]] ; CHECK-EL: sllv $[[R9:[0-9]+]], $[[R8]], $[[R4]]
; CHECK: andi $[[R10:[0-9]+]], $5, 255 ; CHECK-EL: andi $[[R10:[0-9]+]], $5, 255
; CHECK: sllv $[[R11:[0-9]+]], $[[R10]], $[[R4]] ; CHECK-EL: sllv $[[R11:[0-9]+]], $[[R10]], $[[R4]]
; CHECK: $[[BB0:[A-Z_0-9]+]]: ; CHECK-EL: $[[BB0:[A-Z_0-9]+]]:
; CHECK: ll $[[R12:[0-9]+]], 0($[[R2]]) ; CHECK-EL: ll $[[R12:[0-9]+]], 0($[[R2]])
; CHECK: and $[[R13:[0-9]+]], $[[R12]], $[[R6]] ; CHECK-EL: and $[[R13:[0-9]+]], $[[R12]], $[[R6]]
; CHECK: bne $[[R13]], $[[R9]], $[[BB1:[A-Z_0-9]+]] ; CHECK-EL: bne $[[R13]], $[[R9]], $[[BB1:[A-Z_0-9]+]]
; CHECK: and $[[R14:[0-9]+]], $[[R12]], $[[R7]] ; CHECK-EL: and $[[R14:[0-9]+]], $[[R12]], $[[R7]]
; CHECK: or $[[R15:[0-9]+]], $[[R14]], $[[R11]] ; CHECK-EL: or $[[R15:[0-9]+]], $[[R14]], $[[R11]]
; CHECK: sc $[[R15]], 0($[[R2]]) ; CHECK-EL: sc $[[R15]], 0($[[R2]])
; CHECK: beq $[[R15]], $zero, $[[BB0]] ; CHECK-EL: beq $[[R15]], $zero, $[[BB0]]
; CHECK: $[[BB1]]: ; CHECK-EL: $[[BB1]]:
; CHECK: srlv $[[R16:[0-9]+]], $[[R13]], $[[R4]] ; CHECK-EL: srlv $[[R16:[0-9]+]], $[[R13]], $[[R4]]
; CHECK: sll $[[R17:[0-9]+]], $[[R16]], 24 ; CHECK-EL: sll $[[R17:[0-9]+]], $[[R16]], 24
; CHECK: sra $2, $[[R17]], 24 ; CHECK-EL: sra $2, $[[R17]], 24
; CHECK-EB: AtomicCmpSwap8:
; CHECK-EB: lw $[[R0:[0-9]+]], %got(y)
; CHECK-EB: addiu $[[R1:[0-9]+]], $zero, -4
; CHECK-EB: and $[[R2:[0-9]+]], $[[R0]], $[[R1]]
; CHECK-EB: andi $[[R3:[0-9]+]], $[[R0]], 3
; CHECK-EB: xori $[[R4:[0-9]+]], $[[R3]], 3
; CHECK-EB: sll $[[R5:[0-9]+]], $[[R4]], 3
; CHECK-EB: ori $[[R6:[0-9]+]], $zero, 255
; CHECK-EB: sllv $[[R7:[0-9]+]], $[[R6]], $[[R5]]
; CHECK-EB: nor $[[R8:[0-9]+]], $zero, $[[R7]]
; CHECK-EB: andi $[[R9:[0-9]+]], $4, 255
; CHECK-EB: sllv $[[R10:[0-9]+]], $[[R9]], $[[R5]]
; CHECK-EB: andi $[[R11:[0-9]+]], $5, 255
; CHECK-EB: sllv $[[R12:[0-9]+]], $[[R11]], $[[R5]]
; CHECK-EB: $[[BB0:[A-Z_0-9]+]]:
; CHECK-EB: ll $[[R13:[0-9]+]], 0($[[R2]])
; CHECK-EB: and $[[R14:[0-9]+]], $[[R13]], $[[R7]]
; CHECK-EB: bne $[[R14]], $[[R10]], $[[BB1:[A-Z_0-9]+]]
; CHECK-EB: and $[[R15:[0-9]+]], $[[R13]], $[[R8]]
; CHECK-EB: or $[[R16:[0-9]+]], $[[R15]], $[[R12]]
; CHECK-EB: sc $[[R16]], 0($[[R2]])
; CHECK-EB: beq $[[R16]], $zero, $[[BB0]]
; CHECK-EB: $[[BB1]]:
; CHECK-EB: srlv $[[R17:[0-9]+]], $[[R14]], $[[R5]]
; CHECK-EB: sll $[[R18:[0-9]+]], $[[R17]], 24
; CHECK-EB: sra $2, $[[R18]], 24
} }
@countsint = common global i32 0, align 4 @countsint = common global i32 0, align 4
@ -235,12 +403,19 @@ entry:
%0 = atomicrmw add i32* @countsint, i32 %v seq_cst %0 = atomicrmw add i32* @countsint, i32 %v seq_cst
ret i32 %0 ret i32 %0
; CHECK: CheckSync: ; CHECK-EL: CheckSync:
; CHECK: sync 0 ; CHECK-EL: sync 0
; CHECK: ll ; CHECK-EL: ll
; CHECK: sc ; CHECK-EL: sc
; CHECK: beq ; CHECK-EL: beq
; CHECK: sync 0 ; CHECK-EL: sync 0
; CHECK-EB: CheckSync:
; CHECK-EB: sync 0
; CHECK-EB: ll
; CHECK-EB: sc
; CHECK-EB: beq
; CHECK-EB: sync 0
} }
; make sure that this assertion in ; make sure that this assertion in