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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2014-04-22 03:49:30 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2014-04-22 03:49:30 +0000 |
| commit | 5dbd5db51881830c34569dfa583f7d3c2fe341ab (patch) | |
| tree | 24297fda3866d2a12a2bc80763a70eebd71cb92f /llvm/test | |
| parent | 87486e0bac1c0f547741cf91a391ef35eac4578a (diff) | |
| download | bcm5719-llvm-5dbd5db51881830c34569dfa583f7d3c2fe341ab.tar.gz bcm5719-llvm-5dbd5db51881830c34569dfa583f7d3c2fe341ab.zip | |
R600: Make sign_extend_inreg legal.
Don't know why I didn't just do this in the first place.
llvm-svn: 206862
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/R600/sext-in-reg.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/R600/sext-in-reg.ll b/llvm/test/CodeGen/R600/sext-in-reg.ll index b722959aad5..6ba7011b59a 100644 --- a/llvm/test/CodeGen/R600/sext-in-reg.ll +++ b/llvm/test/CodeGen/R600/sext-in-reg.ll @@ -74,6 +74,19 @@ define void @sext_in_reg_i8_to_v1i32(<1 x i32> addrspace(1)* %out, <1 x i32> %a, ret void } +; FUNC-LABEL: @sext_in_reg_i1_to_i64 +; SI: S_ADD_I32 [[VAL:s[0-9]+]], +; SI: S_BFE_I32 s{{[0-9]+}}, s{{[0-9]+}}, 0x10000 +; SI: S_MOV_B32 {{s[0-9]+}}, -1 +; SI: BUFFER_STORE_DWORDX2 +define void @sext_in_reg_i1_to_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind { + %c = add i64 %a, %b + %shl = shl i64 %c, 63 + %ashr = ashr i64 %shl, 63 + store i64 %ashr, i64 addrspace(1)* %out, align 8 + ret void +} + ; FUNC-LABEL: @sext_in_reg_i8_to_i64 ; SI: S_ADD_I32 [[VAL:s[0-9]+]], ; SI: S_SEXT_I32_I8 [[EXTRACT:s[0-9]+]], [[VAL]] |
