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[M68k] Add testcases for shift and rotate instructions

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Add codegen testcases for lsl, lsr, asr, rol and ror instructions.

Reviewed By: myhsu

Differential Revision: https://reviews.llvm.org/D104685
This commit is contained in:
Jim Lin 2021-06-23 13:26:56 +08:00
parent 155f1c4b36
commit a9ee1397f3
5 changed files with 383 additions and 0 deletions
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75
test/CodeGen/M68k/ShiftRotate/asr.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
; op reg, reg
define zeroext i8 @asrb(i8 zeroext %a, i8 zeroext %b) nounwind {
; CHECK-LABEL: asrb:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (11,%sp), %d0
; CHECK-NEXT: move.b (7,%sp), %d1
; CHECK-NEXT: asr.b %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = ashr i8 %a, %b
ret i8 %1
}
define zeroext i16 @asrw(i16 zeroext %a, i16 zeroext %b) nounwind {
; CHECK-LABEL: asrw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (10,%sp), %d0
; CHECK-NEXT: move.w (6,%sp), %d1
; CHECK-NEXT: asr.w %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = ashr i16 %a, %b
ret i16 %1
}
define i32 @asrl(i32 %a, i32 %b) nounwind {
; CHECK-LABEL: asrl:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (8,%sp), %d1
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: asr.l %d1, %d0
; CHECK-NEXT: rts
%1 = ashr i32 %a, %b
ret i32 %1
}
; op reg, imm
define zeroext i8 @asrib(i8 zeroext %a) nounwind {
; CHECK-LABEL: asrib:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (7,%sp), %d0
; CHECK-NEXT: asr.b #3, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = ashr i8 %a, 3
ret i8 %1
}
define zeroext i16 @asriw(i16 zeroext %a) nounwind {
; CHECK-LABEL: asriw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (6,%sp), %d0
; CHECK-NEXT: asr.w #5, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = ashr i16 %a, 5
ret i16 %1
}
define i32 @asril(i32 %a) nounwind {
; CHECK-LABEL: asril:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: asr.l #7, %d0
; CHECK-NEXT: rts
%1 = ashr i32 %a, 7
ret i32 %1
}

75
test/CodeGen/M68k/ShiftRotate/lsl.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
; op reg, reg
define zeroext i8 @lslb(i8 zeroext %a, i8 zeroext %b) nounwind {
; CHECK-LABEL: lslb:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (11,%sp), %d0
; CHECK-NEXT: move.b (7,%sp), %d1
; CHECK-NEXT: lsl.b %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = shl i8 %a, %b
ret i8 %1
}
define zeroext i16 @lslw(i16 zeroext %a, i16 zeroext %b) nounwind {
; CHECK-LABEL: lslw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (10,%sp), %d0
; CHECK-NEXT: move.w (6,%sp), %d1
; CHECK-NEXT: lsl.w %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = shl i16 %a, %b
ret i16 %1
}
define i32 @lsll(i32 %a, i32 %b) nounwind {
; CHECK-LABEL: lsll:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (8,%sp), %d1
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: lsl.l %d1, %d0
; CHECK-NEXT: rts
%1 = shl i32 %a, %b
ret i32 %1
}
; op reg, imm
define zeroext i8 @lslib(i8 zeroext %a) nounwind {
; CHECK-LABEL: lslib:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (7,%sp), %d0
; CHECK-NEXT: lsl.b #3, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = shl i8 %a, 3
ret i8 %1
}
define zeroext i16 @lsliw(i16 zeroext %a) nounwind {
; CHECK-LABEL: lsliw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (6,%sp), %d0
; CHECK-NEXT: lsl.w #5, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = shl i16 %a, 5
ret i16 %1
}
define i32 @lslil(i32 %a) nounwind {
; CHECK-LABEL: lslil:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: lsl.l #7, %d0
; CHECK-NEXT: rts
%1 = shl i32 %a, 7
ret i32 %1
}

75
test/CodeGen/M68k/ShiftRotate/lsr.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
; op reg, reg
define zeroext i8 @lsrb(i8 zeroext %a, i8 zeroext %b) nounwind {
; CHECK-LABEL: lsrb:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (11,%sp), %d0
; CHECK-NEXT: move.b (7,%sp), %d1
; CHECK-NEXT: lsr.b %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = lshr i8 %a, %b
ret i8 %1
}
define zeroext i16 @lsrw(i16 zeroext %a, i16 zeroext %b) nounwind {
; CHECK-LABEL: lsrw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (10,%sp), %d0
; CHECK-NEXT: move.w (6,%sp), %d1
; CHECK-NEXT: lsr.w %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = lshr i16 %a, %b
ret i16 %1
}
define i32 @lsrl(i32 %a, i32 %b) nounwind {
; CHECK-LABEL: lsrl:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (8,%sp), %d1
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: lsr.l %d1, %d0
; CHECK-NEXT: rts
%1 = lshr i32 %a, %b
ret i32 %1
}
; op reg, imm
define zeroext i8 @lsrib(i8 zeroext %a) nounwind {
; CHECK-LABEL: lsrib:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (7,%sp), %d0
; CHECK-NEXT: lsr.b #3, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = lshr i8 %a, 3
ret i8 %1
}
define zeroext i16 @lsriw(i16 zeroext %a) nounwind {
; CHECK-LABEL: lsriw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (6,%sp), %d0
; CHECK-NEXT: lsr.w #5, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = lshr i16 %a, 5
ret i16 %1
}
define i32 @lsril(i32 %a) nounwind {
; CHECK-LABEL: lsril:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: lsr.l #7, %d0
; CHECK-NEXT: rts
%1 = lshr i32 %a, 7
ret i32 %1
}

79
test/CodeGen/M68k/ShiftRotate/rol.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
declare i8 @llvm.fshl.i8(i8, i8, i8)
declare i16 @llvm.fshl.i16(i16, i16, i16)
declare i32 @llvm.fshl.i32(i32, i32, i32)
; op reg, reg
define zeroext i8 @rolb(i8 zeroext %a, i8 zeroext %b) nounwind {
; CHECK-LABEL: rolb:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (11,%sp), %d0
; CHECK-NEXT: move.b (7,%sp), %d1
; CHECK-NEXT: rol.b %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = tail call i8 @llvm.fshl.i8(i8 %a, i8 %a, i8 %b)
ret i8 %1
}
define zeroext i16 @rolw(i16 zeroext %a, i16 zeroext %b) nounwind {
; CHECK-LABEL: rolw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (10,%sp), %d0
; CHECK-NEXT: move.w (6,%sp), %d1
; CHECK-NEXT: rol.w %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = tail call i16 @llvm.fshl.i16(i16 %a, i16 %a, i16 %b)
ret i16 %1
}
define i32 @roll(i32 %a, i32 %b) nounwind {
; CHECK-LABEL: roll:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (8,%sp), %d1
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: rol.l %d1, %d0
; CHECK-NEXT: rts
%1 = tail call i32 @llvm.fshl.i32(i32 %a, i32 %a, i32 %b)
ret i32 %1
}
; op reg, imm
define zeroext i8 @rolib(i8 zeroext %a) nounwind {
; CHECK-LABEL: rolib:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (7,%sp), %d0
; CHECK-NEXT: rol.b #3, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = tail call i8 @llvm.fshl.i8(i8 %a, i8 %a, i8 3)
ret i8 %1
}
define zeroext i16 @roliw(i16 zeroext %a) nounwind {
; CHECK-LABEL: roliw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (6,%sp), %d0
; CHECK-NEXT: rol.w #5, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = tail call i16 @llvm.fshl.i16(i16 %a, i16 %a, i16 5)
ret i16 %1
}
define i32 @rolil(i32 %a) nounwind {
; CHECK-LABEL: rolil:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: rol.l #7, %d0
; CHECK-NEXT: rts
%1 = tail call i32 @llvm.fshl.i32(i32 %a, i32 %a, i32 7)
ret i32 %1
}

79
test/CodeGen/M68k/ShiftRotate/ror.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux -verify-machineinstrs | FileCheck %s
declare i8 @llvm.fshr.i8(i8, i8, i8)
declare i16 @llvm.fshr.i16(i16, i16, i16)
declare i32 @llvm.fshr.i32(i32, i32, i32)
; op reg, reg
define zeroext i8 @rorb(i8 zeroext %a, i8 zeroext %b) nounwind {
; CHECK-LABEL: rorb:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (11,%sp), %d0
; CHECK-NEXT: move.b (7,%sp), %d1
; CHECK-NEXT: ror.b %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = tail call i8 @llvm.fshr.i8(i8 %a, i8 %a, i8 %b)
ret i8 %1
}
define zeroext i16 @rorw(i16 zeroext %a, i16 zeroext %b) nounwind {
; CHECK-LABEL: rorw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (10,%sp), %d0
; CHECK-NEXT: move.w (6,%sp), %d1
; CHECK-NEXT: ror.w %d0, %d1
; CHECK-NEXT: move.l %d1, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = tail call i16 @llvm.fshr.i16(i16 %a, i16 %a, i16 %b)
ret i16 %1
}
define i32 @rorl(i32 %a, i32 %b) nounwind {
; CHECK-LABEL: rorl:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (8,%sp), %d1
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: ror.l %d1, %d0
; CHECK-NEXT: rts
%1 = tail call i32 @llvm.fshr.i32(i32 %a, i32 %a, i32 %b)
ret i32 %1
}
; op reg, imm
define zeroext i8 @rorib(i8 zeroext %a) nounwind {
; CHECK-LABEL: rorib:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.b (7,%sp), %d0
; CHECK-NEXT: ror.b #3, %d0
; CHECK-NEXT: and.l #255, %d0
; CHECK-NEXT: rts
%1 = tail call i8 @llvm.fshr.i8(i8 %a, i8 %a, i8 3)
ret i8 %1
}
define zeroext i16 @roriw(i16 zeroext %a) nounwind {
; CHECK-LABEL: roriw:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.w (6,%sp), %d0
; CHECK-NEXT: ror.w #5, %d0
; CHECK-NEXT: and.l #65535, %d0
; CHECK-NEXT: rts
%1 = tail call i16 @llvm.fshr.i16(i16 %a, i16 %a, i16 5)
ret i16 %1
}
define i32 @roril(i32 %a) nounwind {
; CHECK-LABEL: roril:
; CHECK: ; %bb.0:
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: ror.l #7, %d0
; CHECK-NEXT: rts
%1 = tail call i32 @llvm.fshr.i32(i32 %a, i32 %a, i32 7)
ret i32 %1
}