llvm/test/CodeGen/ARM/bitinsert-bitextract-common-offsets.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc -mtriple=armv7-linux-gnueabi < %s | FileCheck %s --check-prefix=ARM
; RUN: llc -mtriple=thumbv7m-none-eabi < %s | FileCheck %s --check-prefix=THUMB-M
; RUN: llc -mtriple=thumbv8a-linux-gnueabi < %s | FileCheck %s --check-prefix=THUMB-A

; bitextract
define i1 @test_bitextract_b8_off0(b8 %src) {
; ARM-LABEL: test_bitextract_b8_off0:
; ARM:       @ %bb.0:
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitextract_b8_off0:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitextract_b8_off0:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    bx lr
  %result = bitextract i1, b8 %src, i32 0
  ret i1 %result
}

define i4 @test_bitextract_b8_nibble_hi(b8 %src) {
; ARM-LABEL: test_bitextract_b8_nibble_hi:
; ARM:       @ %bb.0:
; ARM-NEXT:    uxtb r0, r0
; ARM-NEXT:    lsr r0, r0, #4
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitextract_b8_nibble_hi:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    uxtb r0, r0
; THUMB-M-NEXT:    lsrs r0, r0, #4
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitextract_b8_nibble_hi:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    uxtb r0, r0
; THUMB-A-NEXT:    lsrs r0, r0, #4
; THUMB-A-NEXT:    bx lr
  %result = bitextract i4, b8 %src, i32 4
  ret i4 %result
}

define i1 @test_bitextract_b8_off_top(b8 %src) {
; ARM-LABEL: test_bitextract_b8_off_top:
; ARM:       @ %bb.0:
; ARM-NEXT:    uxtb r0, r0
; ARM-NEXT:    lsr r0, r0, #7
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitextract_b8_off_top:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    uxtb r0, r0
; THUMB-M-NEXT:    lsrs r0, r0, #7
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitextract_b8_off_top:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    uxtb r0, r0
; THUMB-A-NEXT:    lsrs r0, r0, #7
; THUMB-A-NEXT:    bx lr
  %result = bitextract i1, b8 %src, i32 7
  ret i1 %result
}

define i8 @test_bitextract_b16_byte_hi(b16 %src) {
; ARM-LABEL: test_bitextract_b16_byte_hi:
; ARM:       @ %bb.0:
; ARM-NEXT:    uxth r0, r0
; ARM-NEXT:    lsr r0, r0, #8
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitextract_b16_byte_hi:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    uxth r0, r0
; THUMB-M-NEXT:    lsrs r0, r0, #8
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitextract_b16_byte_hi:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    uxth r0, r0
; THUMB-A-NEXT:    lsrs r0, r0, #8
; THUMB-A-NEXT:    bx lr
  %result = bitextract i8, b16 %src, i32 8
  ret i8 %result
}

define i32 @test_bitextract_b64_dword_hi(b64 %src) {
; ARM-LABEL: test_bitextract_b64_dword_hi:
; ARM:       @ %bb.0:
; ARM-NEXT:    mov r0, r1
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitextract_b64_dword_hi:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    mov r0, r1
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitextract_b64_dword_hi:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    mov r0, r1
; THUMB-A-NEXT:    bx lr
  %result = bitextract i32, b64 %src, i32 32
  ret i32 %result
}

define i64 @test_bitextract_b128_lo64(b128 %src) {
; ARM-LABEL: test_bitextract_b128_lo64:
; ARM:       @ %bb.0:
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitextract_b128_lo64:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitextract_b128_lo64:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    bx lr
  %result = bitextract i64, b128 %src, i32 0
  ret i64 %result
}

define b8 @test_bitinsert_b8_off1(b8 %base, i1 %val) {
; ARM-LABEL: test_bitinsert_b8_off1:
; ARM:       @ %bb.0:
; ARM-NEXT:    and r1, r1, #1
; ARM-NEXT:    bic r0, r0, #2
; ARM-NEXT:    orr r0, r0, r1, lsl #1
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitinsert_b8_off1:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    and r1, r1, #1
; THUMB-M-NEXT:    bic r0, r0, #2
; THUMB-M-NEXT:    orr.w r0, r0, r1, lsl #1
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitinsert_b8_off1:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    and r1, r1, #1
; THUMB-A-NEXT:    bic r0, r0, #2
; THUMB-A-NEXT:    orr.w r0, r0, r1, lsl #1
; THUMB-A-NEXT:    bx lr
  %result = bitinsert b8 %base, i1 %val, i32 1
  ret b8 %result
}

define b16 @test_bitinsert_b16_off8(b16 %base, i8 %val) {
; ARM-LABEL: test_bitinsert_b16_off8:
; ARM:       @ %bb.0:
; ARM-NEXT:    uxtb r0, r0
; ARM-NEXT:    orr r0, r0, r1, lsl #8
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitinsert_b16_off8:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    uxtb r0, r0
; THUMB-M-NEXT:    orr.w r0, r0, r1, lsl #8
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitinsert_b16_off8:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    uxtb r0, r0
; THUMB-A-NEXT:    orr.w r0, r0, r1, lsl #8
; THUMB-A-NEXT:    bx lr
  %result = bitinsert b16 %base, i8 %val, i32 8
  ret b16 %result
}

; b32 container: offsets 1, 2, 4, 8, 16

define b32 @test_bitinsert_b32_off8(b32 %base, i8 %val) {
; ARM-LABEL: test_bitinsert_b32_off8:
; ARM:       @ %bb.0:
; ARM-NEXT:    uxtb r1, r1
; ARM-NEXT:    bic r0, r0, #65280
; ARM-NEXT:    orr r0, r0, r1, lsl #8
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitinsert_b32_off8:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    uxtb r1, r1
; THUMB-M-NEXT:    bic r0, r0, #65280
; THUMB-M-NEXT:    orr.w r0, r0, r1, lsl #8
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitinsert_b32_off8:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    uxtb r1, r1
; THUMB-A-NEXT:    bic r0, r0, #65280
; THUMB-A-NEXT:    orr.w r0, r0, r1, lsl #8
; THUMB-A-NEXT:    bx lr
  %result = bitinsert b32 %base, i8 %val, i32 8
  ret b32 %result
}

define b64 @test_bitinsert_b64_off32(b64 %base, i32 %val) {
; ARM-LABEL: test_bitinsert_b64_off32:
; ARM:       @ %bb.0:
; ARM-NEXT:    mov r1, r2
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitinsert_b64_off32:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    mov r1, r2
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitinsert_b64_off32:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    mov r1, r2
; THUMB-A-NEXT:    bx lr
  %result = bitinsert b64 %base, i32 %val, i32 32
  ret b64 %result
}


; b128 container: offsets 1, 2, 4, 8, 16, 32, 64

define b128 @test_bitinsert_b128_off64(b128 %base, i64 %val) {
; ARM-LABEL: test_bitinsert_b128_off64:
; ARM:       @ %bb.0:
; ARM-NEXT:    ldm sp, {r2, r3}
; ARM-NEXT:    bx lr
;
; THUMB-M-LABEL: test_bitinsert_b128_off64:
; THUMB-M:       @ %bb.0:
; THUMB-M-NEXT:    ldrd r2, r3, [sp]
; THUMB-M-NEXT:    bx lr
;
; THUMB-A-LABEL: test_bitinsert_b128_off64:
; THUMB-A:       @ %bb.0:
; THUMB-A-NEXT:    ldrd r2, r3, [sp]
; THUMB-A-NEXT:    bx lr
  %result = bitinsert b128 %base, i64 %val, i32 64
  ret b128 %result
}