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llvm-mirror/test/CodeGen/Thumb2/thumb2-uxtb.ll
Simon Pilgrim a0b4d6a6d3 Regenerate UXTB tests 
llvm-svn: 367179
2019-07-27 18:44:15 +00:00

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5.8 KiB
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; 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-prefixes=CHECK,CHECK-DSP
; RUN: llc -mtriple=thumb-eabi -mcpu=cortex-m3 %s -o - | FileCheck %s -check-prefixes=CHECK,CHECK-NO-DSP
; RUN: llc -mtriple=thumbv7em-eabi %s -o - | FileCheck %s -check-prefixes=CHECK,CHECK-DSP
; RUN: llc -mtriple=thumbv8m.main-none-eabi %s -o - | FileCheck %s -check-prefixes=CHECK,CHECK-NO-DSP
; RUN: llc -mtriple=thumbv8m.main-none-eabi -mattr=+dsp %s -o - | FileCheck %s -check-prefixes=CHECK,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 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 16711935 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 16711935 ; <i32> [#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 ; <i32> [#uses=1]
%tmp6 = and i32 %tmp1, 16711935 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 16711935 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 255 ; <i32> [#uses=1]
%tmp4 = shl i32 %x, 16 ; <i32> [#uses=1]
%tmp5 = and i32 %tmp4, 16711680 ; <i32> [#uses=1]
%tmp6 = or i32 %tmp2, %tmp5 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 255 ; <i32> [#uses=1]
%tmp4 = shl i32 %x, 16 ; <i32> [#uses=1]
%tmp5 = and i32 %tmp4, 16711680 ; <i32> [#uses=1]
%tmp6 = or i32 %tmp2, %tmp5 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 16711680 ; <i32> [#uses=1]
%tmp5 = lshr i32 %x, 24 ; <i32> [#uses=1]
%tmp6 = or i32 %tmp2, %tmp5 ; <i32> [#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 ; <i32> [#uses=1]
%tmp4 = shl i32 %x, 8 ; <i32> [#uses=1]
%tmp5 = and i32 %tmp4, 16711680 ; <i32> [#uses=1]
%tmp6 = or i32 %tmp5, %tmp1 ; <i32> [#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 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 16253176 ; <i32> [#uses=2]
%tmp4 = lshr i32 %tmp2, 5 ; <i32> [#uses=1]
%tmp5 = and i32 %tmp4, 458759 ; <i32> [#uses=1]
%tmp7 = or i32 %tmp5, %tmp2 ; <i32> [#uses=1]
ret i32 %tmp7
}
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