New tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42948 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/2007-10-12-SpillerUnfold1.ll b/test/CodeGen/X86/2007-10-12-SpillerUnfold1.ll
new file mode 100644 (file)
index 0000000..3a3c113
--- /dev/null
+++ b/test/CodeGen/X86/2007-10-12-SpillerUnfold1.ll
@@ -0,0 +1,45 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep addss | not grep esp
+
+define fastcc void @fht(float* %fz, i16 signext  %n) {
+entry:
+       br i1 true, label %bb171.preheader, label %bb431
+
+bb171.preheader:               ; preds = %entry
+       %tmp176 = add float 0.000000e+00, 1.000000e+00          ; <float> [#uses=2]
+       %gi.1 = getelementptr float* %fz, i32 0         ; <float*> [#uses=2]
+       %tmp240 = load float* %gi.1, align 4            ; <float> [#uses=1]
+       %tmp242 = sub float %tmp240, 0.000000e+00               ; <float> [#uses=2]
+       %tmp251 = getelementptr float* %fz, i32 0               ; <float*> [#uses=1]
+       %tmp252 = load float* %tmp251, align 4          ; <float> [#uses=1]
+       %tmp258 = getelementptr float* %fz, i32 0               ; <float*> [#uses=2]
+       %tmp259 = load float* %tmp258, align 4          ; <float> [#uses=2]
+       %tmp261 = mul float %tmp259, %tmp176            ; <float> [#uses=1]
+       %tmp262 = sub float 0.000000e+00, %tmp261               ; <float> [#uses=2]
+       %tmp269 = mul float %tmp252, %tmp176            ; <float> [#uses=1]
+       %tmp276 = mul float %tmp259, 0.000000e+00               ; <float> [#uses=1]
+       %tmp277 = add float %tmp269, %tmp276            ; <float> [#uses=2]
+       %tmp281 = getelementptr float* %fz, i32 0               ; <float*> [#uses=1]
+       %tmp282 = load float* %tmp281, align 4          ; <float> [#uses=2]
+       %tmp284 = sub float %tmp282, %tmp277            ; <float> [#uses=1]
+       %tmp291 = add float %tmp282, %tmp277            ; <float> [#uses=1]
+       %tmp298 = sub float 0.000000e+00, %tmp262               ; <float> [#uses=1]
+       %tmp305 = add float 0.000000e+00, %tmp262               ; <float> [#uses=1]
+       %tmp315 = mul float 0.000000e+00, %tmp291               ; <float> [#uses=1]
+       %tmp318 = mul float 0.000000e+00, %tmp298               ; <float> [#uses=1]
+       %tmp319 = add float %tmp315, %tmp318            ; <float> [#uses=1]
+       %tmp329 = add float 0.000000e+00, %tmp319               ; <float> [#uses=1]
+       store float %tmp329, float* null, align 4
+       %tmp336 = sub float %tmp242, 0.000000e+00               ; <float> [#uses=1]
+       store float %tmp336, float* %tmp258, align 4
+       %tmp343 = add float %tmp242, 0.000000e+00               ; <float> [#uses=1]
+       store float %tmp343, float* null, align 4
+       %tmp355 = mul float 0.000000e+00, %tmp305               ; <float> [#uses=1]
+       %tmp358 = mul float 0.000000e+00, %tmp284               ; <float> [#uses=1]
+       %tmp359 = add float %tmp355, %tmp358            ; <float> [#uses=1]
+       %tmp369 = add float 0.000000e+00, %tmp359               ; <float> [#uses=1]
+       store float %tmp369, float* %gi.1, align 4
+       ret void
+
+bb431:         ; preds = %entry
+       ret void
+}

diff --git a/test/CodeGen/X86/2007-10-12-SpillerUnfold2.ll b/test/CodeGen/X86/2007-10-12-SpillerUnfold2.ll
new file mode 100644 (file)
index 0000000..3016a01
--- /dev/null
+++ b/test/CodeGen/X86/2007-10-12-SpillerUnfold2.ll
@@ -0,0 +1,57 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep sarl | not grep esp
+
+define i16 @t(i16* %qmatrix, i16* %dct, i16* %acBaseTable, i16* %acExtTable, i16 signext  %acBaseRes, i16 signext  %acMaskRes, i16 signext  %acExtRes, i32* %bitptr, i32* %source, i32 %markerPrefix, i8** %byteptr, i32 %scale, i32 %round, i32 %bits) signext  {
+entry:
+       br label %cond_next127
+
+cond_next127:          ; preds = %cond_next391, %entry
+       %tmp151 = add i32 0, %round             ; <i32> [#uses=1]
+       %tmp153 = ashr i32 %tmp151, %scale              ; <i32> [#uses=1]
+       %tmp158 = xor i32 0, %tmp153            ; <i32> [#uses=1]
+       %tmp160 = or i32 %tmp158, 0             ; <i32> [#uses=1]
+       %tmp180181 = sext i16 0 to i32          ; <i32> [#uses=1]
+       %tmp183 = add i32 %tmp160, 1            ; <i32> [#uses=1]
+       br i1 false, label %cond_true188, label %cond_next245
+
+cond_true188:          ; preds = %cond_next127
+       ret i16 0
+
+cond_next245:          ; preds = %cond_next127
+       %tmp253444 = lshr i32 %tmp180181, 4             ; <i32> [#uses=1]
+       %tmp254 = and i32 %tmp253444, 15                ; <i32> [#uses=1]
+       br i1 false, label %cond_true267, label %cond_next391
+
+cond_true267:          ; preds = %cond_next245
+       %tmp269 = load i8** %byteptr, align 4           ; <i8*> [#uses=3]
+       %tmp270 = load i8* %tmp269, align 1             ; <i8> [#uses=1]
+       %tmp270271 = zext i8 %tmp270 to i32             ; <i32> [#uses=1]
+       %tmp272 = getelementptr i8* %tmp269, i32 1              ; <i8*> [#uses=2]
+       store i8* %tmp272, i8** %byteptr, align 4
+       %tmp276 = load i8* %tmp272, align 1             ; <i8> [#uses=1]
+       %tmp278 = getelementptr i8* %tmp269, i32 2              ; <i8*> [#uses=1]
+       store i8* %tmp278, i8** %byteptr, align 4
+       %tmp286 = icmp eq i32 %tmp270271, %markerPrefix         ; <i1> [#uses=1]
+       %cond = icmp eq i8 %tmp276, 0           ; <i1> [#uses=1]
+       %bothcond = and i1 %tmp286, %cond               ; <i1> [#uses=1]
+       br i1 %bothcond, label %cond_true294, label %cond_next327
+
+cond_true294:          ; preds = %cond_true267
+       ret i16 0
+
+cond_next327:          ; preds = %cond_true267
+       br i1 false, label %cond_true343, label %cond_next391
+
+cond_true343:          ; preds = %cond_next327
+       %tmp345 = load i8** %byteptr, align 4           ; <i8*> [#uses=1]
+       store i8* null, i8** %byteptr, align 4
+       store i8* %tmp345, i8** %byteptr, align 4
+       br label %cond_next391
+
+cond_next391:          ; preds = %cond_true343, %cond_next327, %cond_next245
+       %tmp422445 = add i32 %tmp254, %tmp183           ; <i32> [#uses=1]
+       %tmp429448 = icmp ult i32 %tmp422445, 63                ; <i1> [#uses=1]
+       br i1 %tmp429448, label %cond_next127, label %UnifiedReturnBlock
+
+UnifiedReturnBlock:            ; preds = %cond_next391
+       ret i16 0
+}