; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=thumb-eabi -mcpu=cortex-a8 %s -o - | FileCheck %s -check-prefix=CHECK-DSP ; RUN: llc -mtriple=thumb-eabi -mcpu=cortex-m3 %s -o - | FileCheck %s -check-prefix=CHECK-NO-DSP ; RUN: llc -mtriple=thumbv7em-eabi %s -o - | FileCheck %s -check-prefix=CHECK-DSP ; RUN: llc -mtriple=thumbv8m.main-none-eabi %s -o - | FileCheck %s -check-prefix=CHECK-NO-DSP ; RUN: llc -mtriple=thumbv8m.main-none-eabi -mattr=+dsp %s -o - | FileCheck %s -check-prefix=CHECK-DSP define i32 @test1(i32 %x) { ; CHECK-DSP-LABEL: test1: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test1: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: bic r0, r0, #-16711936 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = and i32 %x, 16711935 ; [#uses=1] ret i32 %tmp1 } ; PR7503 define i32 @test2(i32 %x) { ; CHECK-DSP-LABEL: test2: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #8 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test2: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, lsr #8 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 8 ; [#uses=1] %tmp2 = and i32 %tmp1, 16711935 ; [#uses=1] ret i32 %tmp2 } define i32 @test3(i32 %x) { ; CHECK-DSP-LABEL: test3: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #8 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test3: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, lsr #8 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 8 ; [#uses=1] %tmp2 = and i32 %tmp1, 16711935 ; [#uses=1] ret i32 %tmp2 } define i32 @test4(i32 %x) { ; CHECK-DSP-LABEL: test4: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #8 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test4: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, lsr #8 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 8 ; [#uses=1] %tmp6 = and i32 %tmp1, 16711935 ; [#uses=1] ret i32 %tmp6 } define i32 @test5(i32 %x) { ; CHECK-DSP-LABEL: test5: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #8 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test5: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, lsr #8 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 8 ; [#uses=1] %tmp2 = and i32 %tmp1, 16711935 ; [#uses=1] ret i32 %tmp2 } define i32 @test6(i32 %x) { ; CHECK-DSP-LABEL: test6: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #16 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test6: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, ror #16 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 16 ; [#uses=1] %tmp2 = and i32 %tmp1, 255 ; [#uses=1] %tmp4 = shl i32 %x, 16 ; [#uses=1] %tmp5 = and i32 %tmp4, 16711680 ; [#uses=1] %tmp6 = or i32 %tmp2, %tmp5 ; [#uses=1] ret i32 %tmp6 } define i32 @test7(i32 %x) { ; CHECK-DSP-LABEL: test7: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #16 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test7: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, ror #16 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 16 ; [#uses=1] %tmp2 = and i32 %tmp1, 255 ; [#uses=1] %tmp4 = shl i32 %x, 16 ; [#uses=1] %tmp5 = and i32 %tmp4, 16711680 ; [#uses=1] %tmp6 = or i32 %tmp2, %tmp5 ; [#uses=1] ret i32 %tmp6 } define i32 @test8(i32 %x) { ; CHECK-DSP-LABEL: test8: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #24 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test8: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, ror #24 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = shl i32 %x, 8 ; [#uses=1] %tmp2 = and i32 %tmp1, 16711680 ; [#uses=1] %tmp5 = lshr i32 %x, 24 ; [#uses=1] %tmp6 = or i32 %tmp2, %tmp5 ; [#uses=1] ret i32 %tmp6 } define i32 @test9(i32 %x) { ; CHECK-DSP-LABEL: test9: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: uxtb16 r0, r0, ror #24 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test9: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16711935 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, ror #24 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %x, 24 ; [#uses=1] %tmp4 = shl i32 %x, 8 ; [#uses=1] %tmp5 = and i32 %tmp4, 16711680 ; [#uses=1] %tmp6 = or i32 %tmp5, %tmp1 ; [#uses=1] ret i32 %tmp6 } define i32 @test10(i32 %p0) { ; CHECK-DSP-LABEL: test10: ; CHECK-DSP: @ %bb.0: ; CHECK-DSP-NEXT: mov.w r1, #16253176 ; CHECK-DSP-NEXT: and.w r0, r1, r0, lsr #7 ; CHECK-DSP-NEXT: lsrs r1, r0, #5 ; CHECK-DSP-NEXT: uxtb16 r1, r1 ; CHECK-DSP-NEXT: add r0, r1 ; CHECK-DSP-NEXT: bx lr ; ; CHECK-NO-DSP-LABEL: test10: ; CHECK-NO-DSP: @ %bb.0: ; CHECK-NO-DSP-NEXT: mov.w r1, #16253176 ; CHECK-NO-DSP-NEXT: and.w r0, r1, r0, lsr #7 ; CHECK-NO-DSP-NEXT: mov.w r1, #458759 ; CHECK-NO-DSP-NEXT: and.w r1, r1, r0, lsr #5 ; CHECK-NO-DSP-NEXT: add r0, r1 ; CHECK-NO-DSP-NEXT: bx lr %tmp1 = lshr i32 %p0, 7 ; [#uses=1] %tmp2 = and i32 %tmp1, 16253176 ; [#uses=2] %tmp4 = lshr i32 %tmp2, 5 ; [#uses=1] %tmp5 = and i32 %tmp4, 458759 ; [#uses=1] %tmp7 = or i32 %tmp5, %tmp2 ; [#uses=1] ret i32 %tmp7 }