diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/trunc.ll')
-rw-r--r-- | llvm/test/Transforms/InstCombine/trunc.ll | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/llvm/test/Transforms/InstCombine/trunc.ll b/llvm/test/Transforms/InstCombine/trunc.ll index cfc014a3175..38f6b2804d6 100644 --- a/llvm/test/Transforms/InstCombine/trunc.ll +++ b/llvm/test/Transforms/InstCombine/trunc.ll @@ -160,112 +160,3 @@ define i32 @trunc_bitcast3(<4 x i32> %v) { ; CHECK-NEXT: ret i32 %ext } - -; CHECK-LABEL: @trunc_shl_31_i32_i64( -; CHECK: %val.tr = trunc i64 %val to i32 -; CHECK-NEXT: shl i32 %val.tr, 31 -define i32 @trunc_shl_31_i32_i64(i64 %val) { - %shl = shl i64 %val, 31 - %trunc = trunc i64 %shl to i32 - ret i32 %trunc -} - -; CHECK-LABEL: @trunc_shl_15_i16_i64( -; CHECK: %val.tr = trunc i64 %val to i16 -; CHECK-NEXT: shl i16 %val.tr, 15 -define i16 @trunc_shl_15_i16_i64(i64 %val) { - %shl = shl i64 %val, 15 - %trunc = trunc i64 %shl to i16 - ret i16 %trunc -} - -; CHECK-LABEL: @trunc_shl_15_i16_i32( -; CHECK: %val.tr = trunc i32 %val to i16 -; CHECK-NEXT: shl i16 %val.tr, 15 -define i16 @trunc_shl_15_i16_i32(i32 %val) { - %shl = shl i32 %val, 15 - %trunc = trunc i32 %shl to i16 - ret i16 %trunc -} - -; CHECK-LABEL: @trunc_shl_7_i8_i64( -; CHECK: %val.tr = trunc i64 %val to i8 -; CHECK-NEXT: shl i8 %val.tr, 7 -define i8 @trunc_shl_7_i8_i64(i64 %val) { - %shl = shl i64 %val, 7 - %trunc = trunc i64 %shl to i8 - ret i8 %trunc -} - -; CHECK-LABEL: @trunc_shl_1_i2_i64( -; CHECK: shl i64 %val, 1 -; CHECK-NEXT: trunc i64 %shl to i2 -define i2 @trunc_shl_1_i2_i64(i64 %val) { - %shl = shl i64 %val, 1 - %trunc = trunc i64 %shl to i2 - ret i2 %trunc -} - -; CHECK-LABEL: @trunc_shl_1_i32_i64( -; CHECK: %val.tr = trunc i64 %val to i32 -; CHECK-NEXT: shl i32 %val.tr, 1 -define i32 @trunc_shl_1_i32_i64(i64 %val) { - %shl = shl i64 %val, 1 - %trunc = trunc i64 %shl to i32 - ret i32 %trunc -} - -; CHECK-LABEL: @trunc_shl_16_i32_i64( -; CHECK: %val.tr = trunc i64 %val to i32 -; CHECK-NEXT: shl i32 %val.tr, 16 -define i32 @trunc_shl_16_i32_i64(i64 %val) { - %shl = shl i64 %val, 16 - %trunc = trunc i64 %shl to i32 - ret i32 %trunc -} - -; CHECK-LABEL: @trunc_shl_33_i32_i64( -; CHECK: ret i32 0 -define i32 @trunc_shl_33_i32_i64(i64 %val) { - %shl = shl i64 %val, 33 - %trunc = trunc i64 %shl to i32 - ret i32 %trunc -} - -; CHECK-LABEL: @trunc_shl_32_i32_i64( -; CHECK: ret i32 0 -define i32 @trunc_shl_32_i32_i64(i64 %val) { - %shl = shl i64 %val, 32 - %trunc = trunc i64 %shl to i32 - ret i32 %trunc -} - -; TODO: Should be able to handle vectors -; CHECK-LABEL: @trunc_shl_16_v2i32_v2i64( -; CHECK: shl <2 x i64> -define <2 x i32> @trunc_shl_16_v2i32_v2i64(<2 x i64> %val) { - %shl = shl <2 x i64> %val, <i64 16, i64 16> - %trunc = trunc <2 x i64> %shl to <2 x i32> - ret <2 x i32> %trunc -} - -; CHECK-LABEL: @trunc_shl_nosplat_v2i32_v2i64( -; CHECK: shl <2 x i64> -define <2 x i32> @trunc_shl_nosplat_v2i32_v2i64(<2 x i64> %val) { - %shl = shl <2 x i64> %val, <i64 15, i64 16> - %trunc = trunc <2 x i64> %shl to <2 x i32> - ret <2 x i32> %trunc -} - -; CHECK-LABEL: @trunc_shl_31_i32_i64_multi_use( -; CHECK: shl i64 %val, 31 -; CHECK-NOT: shl i32 -; CHECK: trunc i64 %shl to i32 -; CHECK-NOT: shl i32 -define void @trunc_shl_31_i32_i64_multi_use(i64 %val, i32 addrspace(1)* %ptr0, i64 addrspace(1)* %ptr1) { - %shl = shl i64 %val, 31 - %trunc = trunc i64 %shl to i32 - store volatile i32 %trunc, i32 addrspace(1)* %ptr0 - store volatile i64 %shl, i64 addrspace(1)* %ptr1 - ret void -} |