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x64: Implement rotl and rotr for small integers

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This commit is contained in:
bjorn3
2020-08-23 10:49:44 +02:00
committed by Benjamin Bouvier
parent 4251a950ba
commit 067255ef45
4 changed files with 105 additions and 78 deletions
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70
cranelift/codegen/src/isa/x64/inst/emit_tests.rs
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@@ -2365,130 +2365,150 @@ fn test_x64_emit() {
// ========================================================
// Shift_R
insns.push((
Inst::shift_r(false, ShiftKind::ShiftLeft, None, w_rdi),
Inst::shift_r(4, ShiftKind::ShiftLeft, None, w_rdi),
"D3E7",
"shll %cl, %edi",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftLeft, None, w_r12),
Inst::shift_r(4, ShiftKind::ShiftLeft, None, w_r12),
"41D3E4",
"shll %cl, %r12d",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftLeft, Some(2), w_r8),
Inst::shift_r(4, ShiftKind::ShiftLeft, Some(2), w_r8),
"41C1E002",
"shll $2, %r8d",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftLeft, Some(31), w_r13),
Inst::shift_r(4, ShiftKind::ShiftLeft, Some(31), w_r13),
"41C1E51F",
"shll $31, %r13d",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftLeft, None, w_r13),
Inst::shift_r(8, ShiftKind::ShiftLeft, None, w_r13),
"49D3E5",
"shlq %cl, %r13",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftLeft, None, w_rdi),
Inst::shift_r(8, ShiftKind::ShiftLeft, None, w_rdi),
"48D3E7",
"shlq %cl, %rdi",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftLeft, Some(2), w_r8),
Inst::shift_r(8, ShiftKind::ShiftLeft, Some(2), w_r8),
"49C1E002",
"shlq $2, %r8",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftLeft, Some(3), w_rbx),
Inst::shift_r(8, ShiftKind::ShiftLeft, Some(3), w_rbx),
"48C1E303",
"shlq $3, %rbx",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftLeft, Some(63), w_r13),
Inst::shift_r(8, ShiftKind::ShiftLeft, Some(63), w_r13),
"49C1E53F",
"shlq $63, %r13",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftRightLogical, None, w_rdi),
Inst::shift_r(4, ShiftKind::ShiftRightLogical, None, w_rdi),
"D3EF",
"shrl %cl, %edi",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftRightLogical, Some(2), w_r8),
Inst::shift_r(4, ShiftKind::ShiftRightLogical, Some(2), w_r8),
"41C1E802",
"shrl $2, %r8d",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftRightLogical, Some(31), w_r13),
Inst::shift_r(4, ShiftKind::ShiftRightLogical, Some(31), w_r13),
"41C1ED1F",
"shrl $31, %r13d",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftRightLogical, None, w_rdi),
Inst::shift_r(8, ShiftKind::ShiftRightLogical, None, w_rdi),
"48D3EF",
"shrq %cl, %rdi",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftRightLogical, Some(2), w_r8),
Inst::shift_r(8, ShiftKind::ShiftRightLogical, Some(2), w_r8),
"49C1E802",
"shrq $2, %r8",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftRightLogical, Some(63), w_r13),
Inst::shift_r(8, ShiftKind::ShiftRightLogical, Some(63), w_r13),
"49C1ED3F",
"shrq $63, %r13",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftRightArithmetic, None, w_rdi),
Inst::shift_r(4, ShiftKind::ShiftRightArithmetic, None, w_rdi),
"D3FF",
"sarl %cl, %edi",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftRightArithmetic, Some(2), w_r8),
Inst::shift_r(4, ShiftKind::ShiftRightArithmetic, Some(2), w_r8),
"41C1F802",
"sarl $2, %r8d",
));
insns.push((
Inst::shift_r(false, ShiftKind::ShiftRightArithmetic, Some(31), w_r13),
Inst::shift_r(4, ShiftKind::ShiftRightArithmetic, Some(31), w_r13),
"41C1FD1F",
"sarl $31, %r13d",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftRightArithmetic, None, w_rdi),
Inst::shift_r(8, ShiftKind::ShiftRightArithmetic, None, w_rdi),
"48D3FF",
"sarq %cl, %rdi",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftRightArithmetic, Some(2), w_r8),
Inst::shift_r(8, ShiftKind::ShiftRightArithmetic, Some(2), w_r8),
"49C1F802",
"sarq $2, %r8",
));
insns.push((
Inst::shift_r(true, ShiftKind::ShiftRightArithmetic, Some(63), w_r13),
Inst::shift_r(8, ShiftKind::ShiftRightArithmetic, Some(63), w_r13),
"49C1FD3F",
"sarq $63, %r13",
));
insns.push((
Inst::shift_r(true, ShiftKind::RotateLeft, None, w_r8),
Inst::shift_r(8, ShiftKind::RotateLeft, None, w_r8),
"49D3C0",
"rolq %cl, %r8",
));
insns.push((
Inst::shift_r(false, ShiftKind::RotateLeft, Some(3), w_r9),
Inst::shift_r(4, ShiftKind::RotateLeft, Some(3), w_r9),
"41C1C103",
"roll $3, %r9d",
));
insns.push((
Inst::shift_r(false, ShiftKind::RotateRight, None, w_rsi),
Inst::shift_r(4, ShiftKind::RotateRight, None, w_rsi),
"D3CE",
"rorl %cl, %esi",
));
insns.push((
Inst::shift_r(true, ShiftKind::RotateRight, Some(5), w_r15),
Inst::shift_r(8, ShiftKind::RotateRight, Some(5), w_r15),
"49C1CF05",
"rorq $5, %r15",
));
insns.push((
Inst::shift_r(1, ShiftKind::RotateRight, None, w_rsi),
"D2CE",
"rorb %cl, %sil",
));
insns.push((
Inst::shift_r(1, ShiftKind::RotateRight, Some(5), w_r15),
"41C0CF05",
"rorb $5, %r15b",
));
insns.push((
Inst::shift_r(2, ShiftKind::RotateRight, None, w_rsi),
"66D3CE",
"rorw %cl, %si",
));
insns.push((
Inst::shift_r(2, ShiftKind::RotateRight, Some(5), w_r15),
"6641C1CF05",
"rorw $5, %r15w",
));
// ========================================================
// CmpRMIR