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Diffstat (limited to 'test/CodeGen/X86/rotate.ll')
-rw-r--r-- | test/CodeGen/X86/rotate.ll | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/test/CodeGen/X86/rotate.ll b/test/CodeGen/X86/rotate.ll new file mode 100644 index 000000000000..c567c0d33cf2 --- /dev/null +++ b/test/CodeGen/X86/rotate.ll @@ -0,0 +1,100 @@ +; RUN: llvm-as < %s | llc -march=x86 -x86-asm-syntax=intel | \ +; RUN: grep {ro\[rl\]} | count 12 + +define i32 @rotl32(i32 %A, i8 %Amt) { + %shift.upgrd.1 = zext i8 %Amt to i32 ; <i32> [#uses=1] + %B = shl i32 %A, %shift.upgrd.1 ; <i32> [#uses=1] + %Amt2 = sub i8 32, %Amt ; <i8> [#uses=1] + %shift.upgrd.2 = zext i8 %Amt2 to i32 ; <i32> [#uses=1] + %C = lshr i32 %A, %shift.upgrd.2 ; <i32> [#uses=1] + %D = or i32 %B, %C ; <i32> [#uses=1] + ret i32 %D +} + +define i32 @rotr32(i32 %A, i8 %Amt) { + %shift.upgrd.3 = zext i8 %Amt to i32 ; <i32> [#uses=1] + %B = lshr i32 %A, %shift.upgrd.3 ; <i32> [#uses=1] + %Amt2 = sub i8 32, %Amt ; <i8> [#uses=1] + %shift.upgrd.4 = zext i8 %Amt2 to i32 ; <i32> [#uses=1] + %C = shl i32 %A, %shift.upgrd.4 ; <i32> [#uses=1] + %D = or i32 %B, %C ; <i32> [#uses=1] + ret i32 %D +} + +define i32 @rotli32(i32 %A) { + %B = shl i32 %A, 5 ; <i32> [#uses=1] + %C = lshr i32 %A, 27 ; <i32> [#uses=1] + %D = or i32 %B, %C ; <i32> [#uses=1] + ret i32 %D +} + +define i32 @rotri32(i32 %A) { + %B = lshr i32 %A, 5 ; <i32> [#uses=1] + %C = shl i32 %A, 27 ; <i32> [#uses=1] + %D = or i32 %B, %C ; <i32> [#uses=1] + ret i32 %D +} + +define i16 @rotl16(i16 %A, i8 %Amt) { + %shift.upgrd.5 = zext i8 %Amt to i16 ; <i16> [#uses=1] + %B = shl i16 %A, %shift.upgrd.5 ; <i16> [#uses=1] + %Amt2 = sub i8 16, %Amt ; <i8> [#uses=1] + %shift.upgrd.6 = zext i8 %Amt2 to i16 ; <i16> [#uses=1] + %C = lshr i16 %A, %shift.upgrd.6 ; <i16> [#uses=1] + %D = or i16 %B, %C ; <i16> [#uses=1] + ret i16 %D +} + +define i16 @rotr16(i16 %A, i8 %Amt) { + %shift.upgrd.7 = zext i8 %Amt to i16 ; <i16> [#uses=1] + %B = lshr i16 %A, %shift.upgrd.7 ; <i16> [#uses=1] + %Amt2 = sub i8 16, %Amt ; <i8> [#uses=1] + %shift.upgrd.8 = zext i8 %Amt2 to i16 ; <i16> [#uses=1] + %C = shl i16 %A, %shift.upgrd.8 ; <i16> [#uses=1] + %D = or i16 %B, %C ; <i16> [#uses=1] + ret i16 %D +} + +define i16 @rotli16(i16 %A) { + %B = shl i16 %A, 5 ; <i16> [#uses=1] + %C = lshr i16 %A, 11 ; <i16> [#uses=1] + %D = or i16 %B, %C ; <i16> [#uses=1] + ret i16 %D +} + +define i16 @rotri16(i16 %A) { + %B = lshr i16 %A, 5 ; <i16> [#uses=1] + %C = shl i16 %A, 11 ; <i16> [#uses=1] + %D = or i16 %B, %C ; <i16> [#uses=1] + ret i16 %D +} + +define i8 @rotl8(i8 %A, i8 %Amt) { + %B = shl i8 %A, %Amt ; <i8> [#uses=1] + %Amt2 = sub i8 8, %Amt ; <i8> [#uses=1] + %C = lshr i8 %A, %Amt2 ; <i8> [#uses=1] + %D = or i8 %B, %C ; <i8> [#uses=1] + ret i8 %D +} + +define i8 @rotr8(i8 %A, i8 %Amt) { + %B = lshr i8 %A, %Amt ; <i8> [#uses=1] + %Amt2 = sub i8 8, %Amt ; <i8> [#uses=1] + %C = shl i8 %A, %Amt2 ; <i8> [#uses=1] + %D = or i8 %B, %C ; <i8> [#uses=1] + ret i8 %D +} + +define i8 @rotli8(i8 %A) { + %B = shl i8 %A, 5 ; <i8> [#uses=1] + %C = lshr i8 %A, 3 ; <i8> [#uses=1] + %D = or i8 %B, %C ; <i8> [#uses=1] + ret i8 %D +} + +define i8 @rotri8(i8 %A) { + %B = lshr i8 %A, 5 ; <i8> [#uses=1] + %C = shl i8 %A, 3 ; <i8> [#uses=1] + %D = or i8 %B, %C ; <i8> [#uses=1] + ret i8 %D +} |