xref: /llvm-project/llvm/test/CodeGen/Mips/GlobalISel/llvm-ir/load_atomic.ll (revision 7973d5196597894c2f8a4e99a90fc404db9f3041)

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -global-isel -mtriple=mipsel-linux-gnu -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32

; --------------------------------------------------------------------
; unordered
; --------------------------------------------------------------------

define i8 @atomic_load_unordered_i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $2, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i8, ptr %ptr unordered, align 1
  ret i8 %load
}

define i32 @atomic_load_unordered_i8_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr unordered, align 1
  %sext = sext i8 %load to i32
  ret i32 %sext
}

define i16 @atomic_load_unordered_i8_sext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8_sext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr unordered, align 1
  %sext = sext i8 %load to i16
  ret i16 %sext
}

define i64 @atomic_load_unordered_i8_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    sra $2, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i8, ptr %ptr unordered, align 1
  %sext = sext i8 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_unordered_i8_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr unordered, align 1
  %zext = zext i8 %load to i32
  ret i32 %zext
}

define i16 @atomic_load_unordered_i8_zext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8_zext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr unordered, align 1
  %zext = zext i8 %load to i16
  ret i16 %zext
}

define i64 @atomic_load_unordered_i8_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i8_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    andi $2, $1, 255
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i8, ptr %ptr unordered, align 1
  %zext = zext i8 %load to i64
  ret i64 %zext
}

define i16 @atomic_load_unordered_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $2, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i16, ptr %ptr unordered, align 2
  ret i16 %load
}

define i32 @atomic_load_unordered_i16_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i16_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 16
  %load = load atomic i16, ptr %ptr unordered, align 2
  %sext = sext i16 %load to i32
  ret i32 %sext
}

define i64 @atomic_load_unordered_i16_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i16_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    sra $2, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i16, ptr %ptr unordered, align 2
  %sext = sext i16 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_unordered_i16_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i16_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 65535
  %load = load atomic i16, ptr %ptr unordered, align 2
  %zext = zext i16 %load to i32
  ret i32 %zext
}

define i64 @atomic_load_unordered_i16_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i16_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    andi $2, $1, 65535
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i16, ptr %ptr unordered, align 2
  %zext = zext i16 %load to i64
  ret i64 %zext
}

define i32 @atomic_load_unordered_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i32, ptr %ptr unordered, align 4
  ret i32 %load
}

define i64 @atomic_load_unordered_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    ori $5, $zero, 0
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %load = load atomic i64, ptr %ptr unordered, align 8
  ret i64 %load
}

define float @atomic_load_unordered_f32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_f32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lwc1 $f0, 64($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds float, ptr %ptr, i32 16
  %load = load atomic float, ptr %gep unordered, align 4
  ret float %load
}

define double @atomic_load_unordered_f64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_f64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    ori $5, $zero, 0
; MIPS32-NEXT:    ori $1, $zero, 128
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    addu $4, $4, $1
; MIPS32-NEXT:    mtc1 $2, $f0
; MIPS32-NEXT:    mtc1 $3, $f1
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %gep = getelementptr inbounds double, ptr %ptr, i32 16
  %load = load atomic double, ptr %gep unordered, align 8
  ret double %load
}

define ptr @atomic_load_unordered_p0i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_unordered_p0i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 64($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds ptr, ptr %ptr, i32 16
  %load = load atomic ptr, ptr %gep unordered, align 4
  ret ptr %load
}

; --------------------------------------------------------------------
; monotonic
; --------------------------------------------------------------------

define i8 @atomic_load_monotonic_i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $2, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i8, ptr %ptr monotonic, align 1
  ret i8 %load
}

define i32 @atomic_load_monotonic_i8_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr monotonic, align 1
  %sext = sext i8 %load to i32
  ret i32 %sext
}

define i16 @atomic_load_monotonic_i8_sext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8_sext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr monotonic, align 1
  %sext = sext i8 %load to i16
  ret i16 %sext
}

define i64 @atomic_load_monotonic_i8_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    sra $2, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i8, ptr %ptr monotonic, align 1
  %sext = sext i8 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_monotonic_i8_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr monotonic, align 1
  %zext = zext i8 %load to i32
  ret i32 %zext
}

define i16 @atomic_load_monotonic_i8_zext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8_zext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr monotonic, align 1
  %zext = zext i8 %load to i16
  ret i16 %zext
}

define i64 @atomic_load_monotonic_i8_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i8_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    andi $2, $1, 255
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i8, ptr %ptr monotonic, align 1
  %zext = zext i8 %load to i64
  ret i64 %zext
}

define i16 @atomic_load_monotonic_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $2, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i16, ptr %ptr monotonic, align 2
  ret i16 %load
}

define i32 @atomic_load_monotonic_i16_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i16_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 16
  %load = load atomic i16, ptr %ptr monotonic, align 2
  %sext = sext i16 %load to i32
  ret i32 %sext
}

define i64 @atomic_load_monotonic_i16_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i16_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    sra $2, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i16, ptr %ptr monotonic, align 2
  %sext = sext i16 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_monotonic_i16_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i16_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 65535
  %load = load atomic i16, ptr %ptr monotonic, align 2
  %zext = zext i16 %load to i32
  ret i32 %zext
}

define i64 @atomic_load_monotonic_i16_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i16_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    andi $2, $1, 65535
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i16, ptr %ptr monotonic, align 2
  %zext = zext i16 %load to i64
  ret i64 %zext
}

define i32 @atomic_load_monotonic_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 0($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i32, ptr %ptr monotonic, align 4
  ret i32 %load
}

define i64 @atomic_load_monotonic_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    ori $5, $zero, 0
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %load = load atomic i64, ptr %ptr monotonic, align 8
  ret i64 %load
}

define float @atomic_load_monotonic_f32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_f32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lwc1 $f0, 64($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds float, ptr %ptr, i32 16
  %load = load atomic float, ptr %gep monotonic, align 4
  ret float %load
}

define double @atomic_load_monotonic_f64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_f64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    ori $5, $zero, 0
; MIPS32-NEXT:    ori $1, $zero, 128
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    addu $4, $4, $1
; MIPS32-NEXT:    mtc1 $2, $f0
; MIPS32-NEXT:    mtc1 $3, $f1
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %gep = getelementptr inbounds double, ptr %ptr, i32 16
  %load = load atomic double, ptr %gep monotonic, align 8
  ret double %load
}

define ptr @atomic_load_monotonic_p0i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_monotonic_p0i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 64($4)
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds ptr, ptr %ptr, i32 16
  %load = load atomic ptr, ptr %gep monotonic, align 4
  ret ptr %load
}

; --------------------------------------------------------------------
; acquire
; --------------------------------------------------------------------

define i8 @atomic_load_acquire_i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $2, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i8, ptr %ptr acquire, align 1
  ret i8 %load
}

define i32 @atomic_load_acquire_i8_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr acquire, align 1
  %sext = sext i8 %load to i32
  ret i32 %sext
}

define i16 @atomic_load_acquire_i8_sext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8_sext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr acquire, align 1
  %sext = sext i8 %load to i16
  ret i16 %sext
}

define i64 @atomic_load_acquire_i8_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    sra $2, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i8, ptr %ptr acquire, align 1
  %sext = sext i8 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_acquire_i8_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr acquire, align 1
  %zext = zext i8 %load to i32
  ret i32 %zext
}

define i16 @atomic_load_acquire_i8_zext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8_zext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr acquire, align 1
  %zext = zext i8 %load to i16
  ret i16 %zext
}

define i64 @atomic_load_acquire_i8_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i8_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    andi $2, $1, 255
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i8, ptr %ptr acquire, align 1
  %zext = zext i8 %load to i64
  ret i64 %zext
}

define i16 @atomic_load_acquire_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $2, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i16, ptr %ptr acquire, align 2
  ret i16 %load
}

define i32 @atomic_load_acquire_i16_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i16_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 16
  %load = load atomic i16, ptr %ptr acquire, align 2
  %sext = sext i16 %load to i32
  ret i32 %sext
}

define i64 @atomic_load_acquire_i16_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i16_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    sra $2, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i16, ptr %ptr acquire, align 2
  %sext = sext i16 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_acquire_i16_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i16_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 65535
  %load = load atomic i16, ptr %ptr acquire, align 2
  %zext = zext i16 %load to i32
  ret i32 %zext
}

define i64 @atomic_load_acquire_i16_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i16_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    andi $2, $1, 65535
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i16, ptr %ptr acquire, align 2
  %zext = zext i16 %load to i64
  ret i64 %zext
}

define i32 @atomic_load_acquire_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i32, ptr %ptr acquire, align 4
  ret i32 %load
}

define i64 @atomic_load_acquire_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    ori $5, $zero, 2
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %load = load atomic i64, ptr %ptr acquire, align 8
  ret i64 %load
}

define float @atomic_load_acquire_f32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_f32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lwc1 $f0, 64($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds float, ptr %ptr, i32 16
  %load = load atomic float, ptr %gep acquire, align 4
  ret float %load
}

define double @atomic_load_acquire_f64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_f64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    ori $5, $zero, 2
; MIPS32-NEXT:    ori $1, $zero, 128
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    addu $4, $4, $1
; MIPS32-NEXT:    mtc1 $2, $f0
; MIPS32-NEXT:    mtc1 $3, $f1
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %gep = getelementptr inbounds double, ptr %ptr, i32 16
  %load = load atomic double, ptr %gep acquire, align 8
  ret double %load
}

define ptr @atomic_load_acquire_p0i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_acquire_p0i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 64($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds ptr, ptr %ptr, i32 16
  %load = load atomic ptr, ptr %gep acquire, align 4
  ret ptr %load
}

; --------------------------------------------------------------------
; seq_cst
; --------------------------------------------------------------------

define i8 @atomic_load_seq_cst_i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $2, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  ret i8 %load
}

define i32 @atomic_load_seq_cst_i8_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  %sext = sext i8 %load to i32
  ret i32 %sext
}

define i16 @atomic_load_seq_cst_i8_sext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8_sext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 24
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  %sext = sext i8 %load to i16
  ret i16 %sext
}

define i64 @atomic_load_seq_cst_i8_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 24
; MIPS32-NEXT:    sra $2, $1, 24
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  %sext = sext i8 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_seq_cst_i8_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  %zext = zext i8 %load to i32
  ret i32 %zext
}

define i16 @atomic_load_seq_cst_i8_zext_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8_zext_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 255
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  %zext = zext i8 %load to i16
  ret i16 %zext
}

define i64 @atomic_load_seq_cst_i8_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i8_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lbu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    andi $2, $1, 255
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i8, ptr %ptr seq_cst, align 1
  %zext = zext i8 %load to i64
  ret i64 %zext
}

define i16 @atomic_load_seq_cst_i16(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i16:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $2, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i16, ptr %ptr seq_cst, align 2
  ret i16 %load
}

define i32 @atomic_load_seq_cst_i16_sext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i16_sext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $2, $1, 16
  %load = load atomic i16, ptr %ptr seq_cst, align 2
  %sext = sext i16 %load to i32
  ret i32 %sext
}

define i64 @atomic_load_seq_cst_i16_sext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i16_sext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    sll $1, $1, 16
; MIPS32-NEXT:    sra $2, $1, 16
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    sra $3, $1, 31
  %load = load atomic i16, ptr %ptr seq_cst, align 2
  %sext = sext i16 %load to i64
  ret i64 %sext
}

define i32 @atomic_load_seq_cst_i16_zext_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i16_zext_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $2, $1, 65535
  %load = load atomic i16, ptr %ptr seq_cst, align 2
  %zext = zext i16 %load to i32
  ret i32 %zext
}

define i64 @atomic_load_seq_cst_i16_zext_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i16_zext_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lhu $1, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    andi $2, $1, 65535
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    andi $3, $1, 0
  %load = load atomic i16, ptr %ptr seq_cst, align 2
  %zext = zext i16 %load to i64
  ret i64 %zext
}

define i32 @atomic_load_seq_cst_i32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 0($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %load = load atomic i32, ptr %ptr seq_cst, align 4
  ret i32 %load
}

define i64 @atomic_load_seq_cst_i64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_i64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    ori $5, $zero, 5
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %load = load atomic i64, ptr %ptr seq_cst, align 8
  ret i64 %load
}

define float @atomic_load_seq_cst_f32(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_f32:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lwc1 $f0, 64($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds float, ptr %ptr, i32 16
  %load = load atomic float, ptr %gep seq_cst, align 4
  ret float %load
}

define double @atomic_load_seq_cst_f64(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_f64:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -24
; MIPS32-NEXT:    .cfi_def_cfa_offset 24
; MIPS32-NEXT:    sw $ra, 20($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    .cfi_offset 31, -4
; MIPS32-NEXT:    ori $5, $zero, 5
; MIPS32-NEXT:    ori $1, $zero, 128
; MIPS32-NEXT:    jal __atomic_load_8
; MIPS32-NEXT:    addu $4, $4, $1
; MIPS32-NEXT:    mtc1 $2, $f0
; MIPS32-NEXT:    mtc1 $3, $f1
; MIPS32-NEXT:    lw $ra, 20($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    addiu $sp, $sp, 24
  %gep = getelementptr inbounds double, ptr %ptr, i32 16
  %load = load atomic double, ptr %gep seq_cst, align 8
  ret double %load
}

define ptr @atomic_load_seq_cst_p0i8(ptr %ptr) {
; MIPS32-LABEL: atomic_load_seq_cst_p0i8:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    lw $2, 64($4)
; MIPS32-NEXT:    sync
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  %gep = getelementptr inbounds ptr, ptr %ptr, i32 16
  %load = load atomic ptr, ptr %gep seq_cst, align 4
  ret ptr %load
}